122992641215 has 4 divisors (see below), whose sum is σ = 147591169464. Its totient is φ = 98394112968.

The previous prime is 122992641209. The next prime is 122992641251. The reversal of 122992641215 is 512146299221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122992641215 - 2¹⁴ = 122992624831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12299264117 + ... + 12299264126.

It is an arithmetic number, because the mean of its divisors is an integer number (36897792366).

Almost surely, 2^122992641215 is an apocalyptic number.

122992641215 is a deficient number, since it is larger than the sum of its proper divisors (24598528249).

122992641215 is an equidigital number, since it uses as much as digits as its factorization.

122992641215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24598528248.

The product of its digits is 155520, while the sum is 44.

The spelling of 122992641215 in words is "one hundred twenty-two billion, nine hundred ninety-two million, six hundred forty-one thousand, two hundred fifteen".