22211220020212 has 48 divisors (see below), whose sum is σ = 40588976232000. Its totient is φ = 10621604774144.

The previous prime is 22211220020201. The next prime is 22211220020237. The reversal of 22211220020212 is 21202002211222.

It is a self number, because there is not a number n which added to its sum of digits gives 22211220020212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173815839 + ... + 173943577.

It is an arithmetic number, because the mean of its divisors is an integer number (845603671500).

Almost surely, 2^{22211220020212} is an apocalyptic number.

It is an amenable number.

22211220020212 is a deficient number, since it is larger than the sum of its proper divisors (18377756211788).

22211220020212 is a wasteful number, since it uses less digits than its factorization.

22211220020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141888 (or 141886 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22211220020212 its reverse (21202002211222), we get a palindrome (43413222231434).

The spelling of 22211220020212 in words is "twenty-two trillion, two hundred eleven billion, two hundred twenty million, twenty thousand, two hundred twelve".