20022222012102 has 32 divisors (see below), whose sum is σ = 44934359643360. Its totient is φ = 6607994061600.

The previous prime is 20022222012083. The next prime is 20022222012151. The reversal of 20022222012102 is 20121022222002.

20022222012102 is a `hidden beast` number, since 200 + 222 + 220 + 1 + 21 + 0 + 2 = 666.

It is a super-2 number, since 2×20022222012102² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1835548453 + ... + 1835559360.

It is an arithmetic number, because the mean of its divisors is an integer number (1404198738855).

Almost surely, 2^{20022222012102} is an apocalyptic number.

20022222012102 is an abundant number, since it is smaller than the sum of its proper divisors (24912137631258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20022222012102 is a wasteful number, since it uses less digits than its factorization.

20022222012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3671107925 (or 3671107919 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 20022222012102 its reverse (20121022222002), we get a palindrome (40143244234104).

The spelling of 20022222012102 in words is "twenty trillion, twenty-two billion, two hundred twenty-two million, twelve thousand, one hundred two".