1251055422235 has 16 divisors (see below), whose sum is σ = 1536384849120. Its totient is φ = 977438327040.

The previous prime is 1251055422209. The next prime is 1251055422251. The reversal of 1251055422235 is 5322245501521.

It is not a de Polignac number, because 1251055422235 - 2¹¹ = 1251055420187 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1251055422194 and 1251055422203.

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, 1240821 + ... + 2010409.

It is an arithmetic number, because the mean of its divisors is an integer number (96024053070).

Almost surely, 2^{1251055422235} is an apocalyptic number.

1251055422235 is a deficient number, since it is larger than the sum of its proper divisors (285329426885).

1251055422235 is an equidigital number, since it uses as much as digits as its factorization.

1251055422235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777198.

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 1251055422235 in words is "one trillion, two hundred fifty-one billion, fifty-five million, four hundred twenty-two thousand, two hundred thirty-five".