20220000020992 has 20 divisors (see below), whose sum is σ = 40400507855466. Its totient is φ = 10110000010240.

The previous prime is 20220000020981. The next prime is 20220000021029. The reversal of 20220000020992 is 29902000002202.

It can be written as a sum of positive squares in only one way, i.e., 16098840176896 + 4121159844096 = 4012336^2 + 2030064^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20220000020992.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19746093259 + ... + 19746094282.

Almost surely, 2^{20220000020992} is an apocalyptic number.

It is an amenable number.

20220000020992 is a deficient number, since it is larger than the sum of its proper divisors (20180507834474).

20220000020992 is an frugal number, since it uses more digits than its factorization.

20220000020992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39492187559 (or 39492187543 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 20220000020992 in words is "twenty trillion, two hundred twenty billion, twenty thousand, nine hundred ninety-two".