5215622111612 has 36 divisors (see below), whose sum is σ = 10034135486760. Its totient is φ = 2370357776160.

The previous prime is 5215622111591. The next prime is 5215622111621. The reversal of 5215622111612 is 2161112265125.

It is a super-2 number, since 2×5215622111612² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2174723 + ... + 3893669.

Almost surely, 2^{5215622111612} is an apocalyptic number.

It is an amenable number.

5215622111612 is a deficient number, since it is larger than the sum of its proper divisors (4818513375148).

5215622111612 is a wasteful number, since it uses less digits than its factorization.

5215622111612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725242 (or 1725229 counting only the distinct ones).

The product of its digits is 14400, while the sum is 35.

Adding to 5215622111612 its reverse (2161112265125), we get a palindrome (7376734376737).

The spelling of 5215622111612 in words is "five trillion, two hundred fifteen billion, six hundred twenty-two million, one hundred eleven thousand, six hundred twelve".