101131234102 has 4 divisors (see below), whose sum is σ = 151696851156. Its totient is φ = 50565617050.

The previous prime is 101131234093. The next prime is 101131234103. The reversal of 101131234102 is 201432131101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201432131101 = 2917 ⋅69054553.

It is a self number, because there is not a number n which added to its sum of digits gives 101131234102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101131234103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25282808524 + ... + 25282808527.

It is an arithmetic number, because the mean of its divisors is an integer number (37924212789).

Almost surely, 2^101131234102 is an apocalyptic number.

101131234102 is a deficient number, since it is larger than the sum of its proper divisors (50565617054).

101131234102 is an equidigital number, since it uses as much as digits as its factorization.

101131234102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50565617053.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 101131234102 its reverse (201432131101), we get a palindrome (302563365203).

The spelling of 101131234102 in words is "one hundred one billion, one hundred thirty-one million, two hundred thirty-four thousand, one hundred two".