20022212020012 has 18 divisors (see below), whose sum is σ = 35316940185492. Its totient is φ = 9932278371624.

The previous prime is 20022212019977. The next prime is 20022212020037. The reversal of 20022212020012 is 21002021222002.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 155107938 + ... + 155236969.

Almost surely, 2^{20022212020012} is an apocalyptic number.

It is an amenable number.

20022212020012 is a deficient number, since it is larger than the sum of its proper divisors (15294728165480).

20022212020012 is a wasteful number, since it uses less digits than its factorization.

20022212020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310345165 (or 310345036 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20022212020012 its reverse (21002021222002), we get a palindrome (41024233242014).

The spelling of 20022212020012 in words is "twenty trillion, twenty-two billion, two hundred twelve million, twenty thousand, twelve".