1222551152115 has 16 divisors (see below), whose sum is σ = 1957063367328. Its totient is φ = 651700106496.

The previous prime is 1222551152077. The next prime is 1222551152117. The reversal of 1222551152115 is 5112511552221.

It is not a de Polignac number, because 1222551152115 - 2²⁰ = 1222550103539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222551152117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20417524 + ... + 20477313.

It is an arithmetic number, because the mean of its divisors is an integer number (122316460458).

Almost surely, 2^{1222551152115} is an apocalyptic number.

1222551152115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1222551152115 is a deficient number, since it is larger than the sum of its proper divisors (734512215213).

1222551152115 is a wasteful number, since it uses less digits than its factorization.

1222551152115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40896838.

The product of its digits is 10000, while the sum is 33.

The spelling of 1222551152115 in words is "one trillion, two hundred twenty-two billion, five hundred fifty-one million, one hundred fifty-two thousand, one hundred fifteen".