120122111021010 has 96 divisors (see below), whose sum is σ = 335459596191552. Its totient is φ = 27448436695680.

The previous prime is 120122111020997. The next prime is 120122111021057. The reversal of 120122111021010 is 10120111221021.

It is a happy number.

It is a super-2 number, since 2×120122111021010² (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 Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6954136 + ... + 16988355.

It is an arithmetic number, because the mean of its divisors is an integer number (3494370793662).

Almost surely, 2^{120122111021010} is an apocalyptic number.

120122111021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120122111021010 is an abundant number, since it is smaller than the sum of its proper divisors (215337485170542).

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

120122111021010 is a wasteful number, since it uses less digits than its factorization.

120122111021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23945928 (or 23945921 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120122111021010 its reverse (10120111221021), we get a palindrome (130242222242031).

The spelling of 120122111021010 in words is "one hundred twenty trillion, one hundred twenty-two billion, one hundred eleven million, twenty-one thousand, ten".