120021211102 has 32 divisors (see below), whose sum is σ = 194834989440. Its totient is φ = 55121975040.

The previous prime is 120021211069. The next prime is 120021211147. The reversal of 120021211102 is 201112120021.

It is a super-2 number, since 2×120021211102² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11329224 + ... + 11339812.

It is an arithmetic number, because the mean of its divisors is an integer number (6088593420).

Almost surely, 2^120021211102 is an apocalyptic number.

120021211102 is a deficient number, since it is larger than the sum of its proper divisors (74813778338).

120021211102 is a wasteful number, since it uses less digits than its factorization.

120021211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12708.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120021211102 its reverse (201112120021), we get a palindrome (321133331123).

The spelling of 120021211102 in words is "one hundred twenty billion, twenty-one million, two hundred eleven thousand, one hundred two".