120002121022110 has 16 divisors (see below), whose sum is σ = 288005090453136. Its totient is φ = 32000565605888.

The previous prime is 120002121022067. The next prime is 120002121022117. The reversal of 120002121022110 is 11220121200021.

It is a super-2 number, since 2×120002121022110² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120002121022110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120002121022117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2000035350339 + ... + 2000035350398.

It is an arithmetic number, because the mean of its divisors is an integer number (18000318153321).

Almost surely, 2^{120002121022110} is an apocalyptic number.

120002121022110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120002121022110 is an abundant number, since it is smaller than the sum of its proper divisors (168002969431026).

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

120002121022110 is a wasteful number, since it uses less digits than its factorization.

120002121022110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000070700747.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120002121022110 its reverse (11220121200021), we get a palindrome (131222242222131).

The spelling of 120002121022110 in words is "one hundred twenty trillion, two billion, one hundred twenty-one million, twenty-two thousand, one hundred ten".