102011200023131 has 16 divisors (see below), whose sum is σ = 118448047970304. Its totient is φ = 86045714524224.

The previous prime is 102011200023101. The next prime is 102011200023151. The reversal of 102011200023131 is 131320002110201.

It is not a de Polignac number, because 102011200023131 - 2⁶ = 102011200023067 is a prime.

It is a super-2 number, since 2×102011200023131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102011200023101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225090251 + ... + 225542996.

It is an arithmetic number, because the mean of its divisors is an integer number (7403002998144).

Almost surely, 2^{102011200023131} is an apocalyptic number.

102011200023131 is a deficient number, since it is larger than the sum of its proper divisors (16436847947173).

102011200023131 is an equidigital number, since it uses as much as digits as its factorization.

102011200023131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450633770.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 102011200023131 its reverse (131320002110201), we get a palindrome (233331202133332).

The spelling of 102011200023131 in words is "one hundred two trillion, eleven billion, two hundred million, twenty-three thousand, one hundred thirty-one".