101211111020210 has 16 divisors (see below), whose sum is σ = 182188136544192. Its totient is φ = 40482636250800.

The previous prime is 101211111020197. The next prime is 101211111020231. The reversal of 101211111020210 is 12020111112101.

It is a Curzon number.

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, 225784556 + ... + 226232375.

It is an arithmetic number, because the mean of its divisors is an integer number (11386758534012).

Almost surely, 2^{101211111020210} is an apocalyptic number.

101211111020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101211111020210 is a deficient number, since it is larger than the sum of its proper divisors (80977025523982).

101211111020210 is a wasteful number, since it uses less digits than its factorization.

101211111020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452039329.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 101211111020210 its reverse (12020111112101), we get a palindrome (113231222132311).

The spelling of 101211111020210 in words is "one hundred one trillion, two hundred eleven billion, one hundred eleven million, twenty thousand, two hundred ten".