22402211512115 has 16 divisors (see below), whose sum is σ = 27260653495008. Its totient is φ = 17669944993536.

The previous prime is 22402211512103. The next prime is 22402211512129. The reversal of 22402211512115 is 51121511220422.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22402211512115 - 2²² = 22402207317811 is a prime.

It is a Duffinian 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, 9950837 + ... + 11992646.

It is an arithmetic number, because the mean of its divisors is an integer number (1703790843438).

Almost surely, 2^{22402211512115} is an apocalyptic number.

22402211512115 is a deficient number, since it is larger than the sum of its proper divisors (4858441982893).

22402211512115 is a wasteful number, since it uses less digits than its factorization.

22402211512115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21946358.

The product of its (nonzero) digits is 3200, while the sum is 29.

Adding to 22402211512115 its reverse (51121511220422), we get a palindrome (73523722732537).

The spelling of 22402211512115 in words is "twenty-two trillion, four hundred two billion, two hundred eleven million, five hundred twelve thousand, one hundred fifteen".