22202434012221 has 32 divisors (see below), whose sum is σ = 33149737211520. Its totient is φ = 14685975464832.

The previous prime is 22202434012219. The next prime is 22202434012237. The reversal of 22202434012221 is 12221043420222.

22202434012221 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 2 + 434 + 0 + 1 + 2 + 221 = 666.

It is not a de Polignac number, because 22202434012221 - 2¹ = 22202434012219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202434016221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5597586 + ... + 8702748.

It is an arithmetic number, because the mean of its divisors is an integer number (1035929287860).

Almost surely, 2^{22202434012221} is an apocalyptic number.

It is an amenable number.

22202434012221 is a deficient number, since it is larger than the sum of its proper divisors (10947303199299).

22202434012221 is a wasteful number, since it uses less digits than its factorization.

22202434012221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3107242 (or 3107236 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 22202434012221 its reverse (12221043420222), we get a palindrome (34423477432443).

The spelling of 22202434012221 in words is "twenty-two trillion, two hundred two billion, four hundred thirty-four million, twelve thousand, two hundred twenty-one".