2100131123022 has 16 divisors (see below), whose sum is σ = 4666958051280. Its totient is φ = 700043707656.

The previous prime is 2100131123009. The next prime is 2100131123033. The reversal of 2100131123022 is 2203211310012.

2100131123022 is a `hidden beast` number, since 2 + 100 + 1 + 311 + 230 + 22 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 2100131122986 and 2100131123004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19445658493 + ... + 19445658600.

It is an arithmetic number, because the mean of its divisors is an integer number (291684878205).

Almost surely, 2^{2100131123022} is an apocalyptic number.

2100131123022 is an abundant number, since it is smaller than the sum of its proper divisors (2566826928258).

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

2100131123022 is a wasteful number, since it uses less digits than its factorization.

2100131123022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38891317104 (or 38891317098 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2100131123022 its reverse (2203211310012), we get a palindrome (4303342433034).

The spelling of 2100131123022 in words is "two trillion, one hundred billion, one hundred thirty-one million, one hundred twenty-three thousand, twenty-two".