120021021101000 has 64 divisors (see below), whose sum is σ = 280858893194880. Its totient is φ = 48006749668800.

The previous prime is 120021021100973. The next prime is 120021021101017. The reversal of 120021021101000 is 101120120021.

It is a super-2 number, since 2×120021021101000² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27088109 + ... + 31205891.

It is an arithmetic number, because the mean of its divisors is an integer number (4388420206170).

Almost surely, 2^{120021021101000} is an apocalyptic number.

120021021101000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120021021101000 is an abundant number, since it is smaller than the sum of its proper divisors (160837872093880).

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

120021021101000 is a wasteful number, since it uses less digits than its factorization.

120021021101000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4146951 (or 4146937 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120021021101000 its reverse (101120120021), we get a palindrome (120122141221021).

The spelling of 120021021101000 in words is "one hundred twenty trillion, twenty-one billion, twenty-one million, one hundred one thousand".