20220211212112 has 20 divisors (see below), whose sum is σ = 39190696092256. Its totient is φ = 10106483188320.

The previous prime is 20220211212053. The next prime is 20220211212139. The reversal of 20220211212112 is 21121211202202.

It is a self number, because there is not a number n which added to its sum of digits gives 20220211212112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226355058 + ... + 226444369.

Almost surely, 2^{20220211212112} is an apocalyptic number.

It is an amenable number.

20220211212112 is a deficient number, since it is larger than the sum of its proper divisors (18970484880144).

20220211212112 is a wasteful number, since it uses less digits than its factorization.

20220211212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452802226 (or 452802220 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 20220211212112 its reverse (21121211202202), we get a palindrome (41341422414314).

The spelling of 20220211212112 in words is "twenty trillion, two hundred twenty billion, two hundred eleven million, two hundred twelve thousand, one hundred twelve".