120221020001100 has 36 divisors (see below), whose sum is σ = 347839484537384. Its totient is φ = 32058938666880.

The previous prime is 120221020001083. The next prime is 120221020001113. The reversal of 120221020001100 is 1100020122021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200368366369 + ... + 200368366968.

Almost surely, 2^{120221020001100} is an apocalyptic number.

120221020001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120221020001100 is an abundant number, since it is smaller than the sum of its proper divisors (227618464536284).

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

120221020001100 is a wasteful number, since it uses less digits than its factorization.

120221020001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400736733354 (or 400736733347 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120221020001100 its reverse (1100020122021), we get a palindrome (121321040123121).

The spelling of 120221020001100 in words is "one hundred twenty trillion, two hundred twenty-one billion, twenty million, one thousand, one hundred".