101102021131 has 8 divisors (see below), whose sum is σ = 101559102480. Its totient is φ = 100645042848.

The previous prime is 101102021123. The next prime is 101102021177. The reversal of 101102021131 is 131120201101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101102021131 - 2³ = 101102021123 is a prime.

It is a super-2 number, since 2×101102021131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101102021431) by changing a digit.

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, 2492545 + ... + 2532781.

It is an arithmetic number, because the mean of its divisors is an integer number (12694887810).

Almost surely, 2^101102021131 is an apocalyptic number.

101102021131 is a deficient number, since it is larger than the sum of its proper divisors (457081349).

101102021131 is a wasteful number, since it uses less digits than its factorization.

101102021131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51533.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 101102021131 its reverse (131120201101), we get a palindrome (232222222232).

The spelling of 101102021131 in words is "one hundred one billion, one hundred two million, twenty-one thousand, one hundred thirty-one".