101211111211010 has 64 divisors (see below), whose sum is σ = 184171401388800. Its totient is φ = 40042743840000.

The previous prime is 101211111211003. The next prime is 101211111211033. The reversal of 101211111211010 is 10112111112101.

101211111211010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10222307060 + ... + 10222316960.

It is an arithmetic number, because the mean of its divisors is an integer number (2877678146700).

Almost surely, 2^{101211111211010} is an apocalyptic number.

101211111211010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101211111211010 is a deficient number, since it is larger than the sum of its proper divisors (82960290177790).

101211111211010 is a wasteful number, since it uses less digits than its factorization.

101211111211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19307.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 101211111211010 its reverse (10112111112101), we get a palindrome (111323222323111).

The spelling of 101211111211010 in words is "one hundred one trillion, two hundred eleven billion, one hundred eleven million, two hundred eleven thousand, ten".