22021022220102 has 96 divisors (see below), whose sum is σ = 48251916251136. Its totient is φ = 7257545697600.

The previous prime is 22021022220083. The next prime is 22021022220143. The reversal of 22021022220102 is 20102222012022.

22021022220102 is a `hidden beast` number, since 220 + 21 + 0 + 222 + 201 + 0 + 2 = 666.

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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6358942023 + ... + 6358945485.

It is an arithmetic number, because the mean of its divisors is an integer number (502624127616).

Almost surely, 2^{22021022220102} is an apocalyptic number.

22021022220102 is an abundant number, since it is smaller than the sum of its proper divisors (26230894031034).

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

22021022220102 is a wasteful number, since it uses less digits than its factorization.

22021022220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8026 (or 8023 counting only the distinct ones).

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

Adding to 22021022220102 its reverse (20102222012022), we get a palindrome (42123244232124).

The spelling of 22021022220102 in words is "twenty-two trillion, twenty-one billion, twenty-two million, two hundred twenty thousand, one hundred two".