20222103212 has 24 divisors (see below), whose sum is σ = 35925167040. Its totient is φ = 9957839760.

The previous prime is 20222103203. The next prime is 20222103221. The reversal of 20222103212 is 21230122202.

It is an interprime number because it is at equal distance from previous prime (20222103203) and next prime (20222103221).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2142239 + ... + 2151657.

It is an arithmetic number, because the mean of its divisors is an integer number (1496881960).

Almost surely, 2^20222103212 is an apocalyptic number.

It is an amenable number.

20222103212 is a deficient number, since it is larger than the sum of its proper divisors (15703063828).

20222103212 is a wasteful number, since it uses less digits than its factorization.

20222103212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17501 (or 17499 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20222103212 its reverse (21230122202), we get a palindrome (41452225414).

The spelling of 20222103212 in words is "twenty billion, two hundred twenty-two million, one hundred three thousand, two hundred twelve".