120021120021010 has 32 divisors (see below), whose sum is σ = 232665943769280. Its totient is φ = 44313658315968.

The previous prime is 120021120020999. The next prime is 120021120021029. The reversal of 120021120021010 is 10120021120021.

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

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, 15926440 + ... + 22219219.

It is an arithmetic number, because the mean of its divisors is an integer number (7270810742790).

Almost surely, 2^{120021120021010} is an apocalyptic number.

120021120021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120021120021010 is a deficient number, since it is larger than the sum of its proper divisors (112644823748270).

120021120021010 is a wasteful number, since it uses less digits than its factorization.

120021120021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38169882.

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

Adding to 120021120021010 its reverse (10120021120021), we get a palindrome (130141141141031).

The spelling of 120021120021010 in words is "one hundred twenty trillion, twenty-one billion, one hundred twenty million, twenty-one thousand, ten".