20220211012 has 6 divisors (see below), whose sum is σ = 35385369278. Its totient is φ = 10110105504.

The previous prime is 20220210991. The next prime is 20220211049. The reversal of 20220211012 is 21011202202.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19843229956 + 376981056 = 140866^2 + 19416^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20220210983 and 20220211001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527526373 + ... + 2527526380.

Almost surely, 2^20220211012 is an apocalyptic number.

It is an amenable number.

20220211012 is a deficient number, since it is larger than the sum of its proper divisors (15165158266).

20220211012 is a wasteful number, since it uses less digits than its factorization.

20220211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5055052757 (or 5055052755 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20220211012 its reverse (21011202202), we get a palindrome (41231413214).

The spelling of 20220211012 in words is "twenty billion, two hundred twenty million, two hundred eleven thousand, twelve".