222021413432 has 64 divisors (see below), whose sum is σ = 530024644800. Its totient is φ = 84803927040.

The previous prime is 222021413423. The next prime is 222021413441. The reversal of 222021413432 is 234314120222.

It is an interprime number because it is at equal distance from previous prime (222021413423) and next prime (222021413441).

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 5237069 + ... + 5279292.

It is an arithmetic number, because the mean of its divisors is an integer number (8281635075).

Almost surely, 2^222021413432 is an apocalyptic number.

It is an amenable number.

222021413432 is an abundant number, since it is smaller than the sum of its proper divisors (308003231368).

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

222021413432 is a wasteful number, since it uses less digits than its factorization.

222021413432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10516416 (or 10516412 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 222021413432 its reverse (234314120222), we get a palindrome (456335533654).

The spelling of 222021413432 in words is "two hundred twenty-two billion, twenty-one million, four hundred thirteen thousand, four hundred thirty-two".