20022222220102 has 16 divisors (see below), whose sum is σ = 31567883218272. Its totient is φ = 9505948724800.

The previous prime is 20022222220093. The next prime is 20022222220127. The reversal of 20022222220102 is 20102222222002.

It is a super-2 number, since 2×20022222220102² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20022222220102.

It is a congruent number.

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, 1588554649 + ... + 1588567252.

It is an arithmetic number, because the mean of its divisors is an integer number (1972992701142).

Almost surely, 2^{20022222220102} is an apocalyptic number.

20022222220102 is a deficient number, since it is larger than the sum of its proper divisors (11545660998170).

20022222220102 is a wasteful number, since it uses less digits than its factorization.

20022222220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177122063.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 20022222220102 its reverse (20102222222002), we get a palindrome (40124444442104).

The spelling of 20022222220102 in words is "twenty trillion, twenty-two billion, two hundred twenty-two million, two hundred twenty thousand, one hundred two".