101000211002120 has 16 divisors (see below), whose sum is σ = 227250474754860. Its totient is φ = 40400084400832.

The previous prime is 101000211002107. The next prime is 101000211002149. The reversal of 101000211002120 is 21200112000101.

It can be written as a sum of positive squares in 2 ways, for example, as 100928023134436 + 72187867684 = 10046294^2 + 268678^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1262502637487 + ... + 1262502637566.

Almost surely, 2^{101000211002120} is an apocalyptic number.

101000211002120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101000211002120 is an abundant number, since it is smaller than the sum of its proper divisors (126250263752740).

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

101000211002120 is a wasteful number, since it uses less digits than its factorization.

101000211002120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2525005275064 (or 2525005275060 counting only the distinct ones).

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

Adding to 101000211002120 its reverse (21200112000101), we get a palindrome (122200323002221).

The spelling of 101000211002120 in words is "one hundred one trillion, two hundred eleven million, two thousand, one hundred twenty".