22222331145534 has 32 divisors (see below), whose sum is σ = 47886460965504. Its totient is φ = 6834357709920.

The previous prime is 22222331145389. The next prime is 22222331145551. The reversal of 22222331145534 is 43554113322222.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 22222331145492 and 22222331145501.

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, 68224872 + ... + 68549819.

It is an arithmetic number, because the mean of its divisors is an integer number (1496451905172).

Almost surely, 2^{22222331145534} is an apocalyptic number.

22222331145534 is an abundant number, since it is smaller than the sum of its proper divisors (25664129819970).

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

22222331145534 is a wasteful number, since it uses less digits than its factorization.

22222331145534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136776792.

The product of its digits is 345600, while the sum is 39.

Adding to 22222331145534 its reverse (43554113322222), we get a palindrome (65776444467756).

The spelling of 22222331145534 in words is "twenty-two trillion, two hundred twenty-two billion, three hundred thirty-one million, one hundred forty-five thousand, five hundred thirty-four".