201000101210120 has 32 divisors (see below), whose sum is σ = 452251298018520. Its totient is φ = 80399850209280.

The previous prime is 201000101210101. The next prime is 201000101210147. The reversal of 201000101210120 is 21012101000102.

It can be written as a sum of positive squares in 4 ways, for example, as 151166582380324 + 49833518829796 = 12294982^2 + 7059286^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11822600 + ... + 23276040.

Almost surely, 2^{201000101210120} is an apocalyptic number.

201000101210120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201000101210120 is an abundant number, since it is smaller than the sum of its proper divisors (251251196808400).

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

201000101210120 is a wasteful number, since it uses less digits than its factorization.

201000101210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11892185 (or 11892181 counting only the distinct ones).

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

Adding to 201000101210120 its reverse (21012101000102), we get a palindrome (222012202210222).

The spelling of 201000101210120 in words is "two hundred one trillion, one hundred one million, two hundred ten thousand, one hundred twenty".