101404011231 has 12 divisors (see below), whose sum is σ = 146492263008. Its totient is φ = 67593534624.

The previous prime is 101404011223. The next prime is 101404011271. The reversal of 101404011231 is 132110404101.

101404011231 is a `hidden beast` number, since 1 + 0 + 140 + 401 + 123 + 1 = 666.

It is not a de Polignac number, because 101404011231 - 2³ = 101404011223 is a prime.

It is a super-2 number, since 2×101404011231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101404011271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 691015 + ... + 824808.

It is an arithmetic number, because the mean of its divisors is an integer number (12207688584).

Almost surely, 2^101404011231 is an apocalyptic number.

101404011231 is a deficient number, since it is larger than the sum of its proper divisors (45088251777).

101404011231 is a wasteful number, since it uses less digits than its factorization.

101404011231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523262 (or 1523259 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 101404011231 its reverse (132110404101), we get a palindrome (233514415332).

The spelling of 101404011231 in words is "one hundred one billion, four hundred four million, eleven thousand, two hundred thirty-one".