22254121435 has 64 divisors (see below), whose sum is σ = 34338447360. Its totient is φ = 13466787840.

The previous prime is 22254121361. The next prime is 22254121451. The reversal of 22254121435 is 53412145222.

It is a happy number.

It is not a de Polignac number, because 22254121435 - 2³¹ = 20106637787 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 22254121397 and 22254121406.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1161211 + ... + 1180219.

It is an arithmetic number, because the mean of its divisors is an integer number (536538240).

Almost surely, 2^22254121435 is an apocalyptic number.

22254121435 is a deficient number, since it is larger than the sum of its proper divisors (12084325925).

22254121435 is a wasteful number, since it uses less digits than its factorization.

22254121435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19148.

The product of its digits is 19200, while the sum is 31.

Adding to 22254121435 its reverse (53412145222), we get a palindrome (75666266657).

The spelling of 22254121435 in words is "twenty-two billion, two hundred fifty-four million, one hundred twenty-one thousand, four hundred thirty-five".