1025401340112 has 40 divisors (see below), whose sum is σ = 2649185890656. Its totient is φ = 341770455936.

The previous prime is 1025401340087. The next prime is 1025401340137. The reversal of 1025401340112 is 2110431045201.

It is an interprime number because it is at equal distance from previous prime (1025401340087) and next prime (1025401340137).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381063 + ... + 1481894.

Almost surely, 2^{1025401340112} is an apocalyptic number.

1025401340112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1025401340112 is an abundant number, since it is smaller than the sum of its proper divisors (1623784550544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1025401340112 is a wasteful number, since it uses less digits than its factorization.

1025401340112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1874435 (or 1874429 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 1025401340112 its reverse (2110431045201), we get a palindrome (3135832385313).

The spelling of 1025401340112 in words is "one trillion, twenty-five billion, four hundred one million, three hundred forty thousand, one hundred twelve".