120001012022101 has 32 divisors (see below), whose sum is σ = 140299934912000. Its totient is φ = 102595622129280.

The previous prime is 120001012022051. The next prime is 120001012022123. The reversal of 120001012022101 is 101220210100021.

It is not a de Polignac number, because 120001012022101 - 2¹⁹ = 120001011497813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120001012022161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1495840171 + ... + 1495920391.

It is an arithmetic number, because the mean of its divisors is an integer number (4384372966000).

Almost surely, 2^{120001012022101} is an apocalyptic number.

It is an amenable number.

120001012022101 is a deficient number, since it is larger than the sum of its proper divisors (20298922889899).

120001012022101 is an equidigital number, since it uses as much as digits as its factorization.

120001012022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91314 (or 91300 counting only the distinct ones).

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

Adding to 120001012022101 its reverse (101220210100021), we get a palindrome (221221222122122).

The spelling of 120001012022101 in words is "one hundred twenty trillion, one billion, twelve million, twenty-two thousand, one hundred one".