101211213210 has 16 divisors (see below), whose sum is σ = 242906911776. Its totient is φ = 26989656848.

The previous prime is 101211213203. The next prime is 101211213283. The reversal of 101211213210 is 12312112101.

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 101211213210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1686853524 + ... + 1686853583.

It is an arithmetic number, because the mean of its divisors is an integer number (15181681986).

Almost surely, 2^101211213210 is an apocalyptic number.

101211213210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101211213210 is an abundant number, since it is smaller than the sum of its proper divisors (141695698566).

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

101211213210 is a wasteful number, since it uses less digits than its factorization.

101211213210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373707117.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 101211213210 its reverse (12312112101), we get a palindrome (113523325311).

The spelling of 101211213210 in words is "one hundred one billion, two hundred eleven million, two hundred thirteen thousand, two hundred ten".