101210122020120 has 64 divisors (see below), whose sum is σ = 303775714044000. Its totient is φ = 26976446051328.

The previous prime is 101210122020097. The next prime is 101210122020121. The reversal of 101210122020120 is 21020221012101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 101210122020120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101210122020121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201620475 + ... + 202121834.

Almost surely, 2^{101210122020120} is an apocalyptic number.

101210122020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101210122020120 is an abundant number, since it is smaller than the sum of its proper divisors (202565592023880).

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

101210122020120 is a wasteful number, since it uses less digits than its factorization.

101210122020120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403744412 (or 403744408 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101210122020120 its reverse (21020221012101), we get a palindrome (122230343032221).

The spelling of 101210122020120 in words is "one hundred one trillion, two hundred ten billion, one hundred twenty-two million, twenty thousand, one hundred twenty".