2100222503512 has 32 divisors (see below), whose sum is σ = 4500534827520. Its totient is φ = 900083751840.

The previous prime is 2100222503503. The next prime is 2100222503569. The reversal of 2100222503512 is 2153052220012.

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, 5239087 + ... + 5625697.

It is an arithmetic number, because the mean of its divisors is an integer number (140641713360).

Almost surely, 2^{2100222503512} is an apocalyptic number.

It is an amenable number.

2100222503512 is an abundant number, since it is smaller than the sum of its proper divisors (2400312324008).

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

2100222503512 is a wasteful number, since it uses less digits than its factorization.

2100222503512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483631 (or 483627 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 2100222503512 its reverse (2153052220012), we get a palindrome (4253274723524).

The spelling of 2100222503512 in words is "two trillion, one hundred billion, two hundred twenty-two million, five hundred three thousand, five hundred twelve".