20200122211012 has 6 divisors (see below), whose sum is σ = 35350213869278. Its totient is φ = 10100061105504.

The previous prime is 20200122210953. The next prime is 20200122211037. The reversal of 20200122211012 is 21011222100202.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16161171849216 + 4038950361796 = 4020096^2 + 2009714^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525015276373 + ... + 2525015276380.

Almost surely, 2^{20200122211012} is an apocalyptic number.

It is an amenable number.

20200122211012 is a deficient number, since it is larger than the sum of its proper divisors (15150091658266).

20200122211012 is a wasteful number, since it uses less digits than its factorization.

20200122211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5050030552757 (or 5050030552755 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20200122211012 its reverse (21011222100202), we get a palindrome (41211344311214).

The spelling of 20200122211012 in words is "twenty trillion, two hundred billion, one hundred twenty-two million, two hundred eleven thousand, twelve".