101113311221010 has 160 divisors (see below), whose sum is σ = 314046049439232. Its totient is φ = 23070416785920.

The previous prime is 101113311220931. The next prime is 101113311221051. The reversal of 101113311221010 is 10122113311101.

101113311221010 is a `hidden beast` number, since 1 + 0 + 111 + 331 + 1 + 2 + 210 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 333621922 + ... + 333924861.

Almost surely, 2^{101113311221010} is an apocalyptic number.

101113311221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101113311221010 is an abundant number, since it is smaller than the sum of its proper divisors (212932738218222).

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

101113311221010 is a wasteful number, since it uses less digits than its factorization.

101113311221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667546830 (or 667546821 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 101113311221010 its reverse (10122113311101), we get a palindrome (111235424532111).

The spelling of 101113311221010 in words is "one hundred one trillion, one hundred thirteen billion, three hundred eleven million, two hundred twenty-one thousand, ten".