101012021203122 has 24 divisors (see below), whose sum is σ = 226965282210576. Its totient is φ = 33670673734212.

The previous prime is 101012021203117. The next prime is 101012021203133. The reversal of 101012021203122 is 221302120210101.

101012021203122 is a `hidden beast` number, since 10 + 10 + 120 + 212 + 0 + 312 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 101012021203095 and 101012021203104.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103921832028 + ... + 103921832999.

It is an arithmetic number, because the mean of its divisors is an integer number (9456886758774).

Almost surely, 2^{101012021203122} is an apocalyptic number.

101012021203122 is an abundant number, since it is smaller than the sum of its proper divisors (125953261007454).

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

101012021203122 is an equidigital number, since it uses as much as digits as its factorization.

101012021203122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207843665044 (or 207843665032 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 101012021203122 its reverse (221302120210101), we get a palindrome (322314141413223).

The spelling of 101012021203122 in words is "one hundred one trillion, twelve billion, twenty-one million, two hundred three thousand, one hundred twenty-two".