1222114025145 has 32 divisors (see below), whose sum is σ = 2106387368064. Its totient is φ = 601487308800.

The previous prime is 1222114025137. The next prime is 1222114025161. The reversal of 1222114025145 is 5415204112221.

It is not a de Polignac number, because 1222114025145 - 2³ = 1222114025137 is a prime.

It is a super-2 number, since 2×1222114025145² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181176 + ... + 1573865.

It is an arithmetic number, because the mean of its divisors is an integer number (65824605252).

Almost surely, 2^{1222114025145} is an apocalyptic number.

1222114025145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1222114025145 is a deficient number, since it is larger than the sum of its proper divisors (884273342919).

1222114025145 is a wasteful number, since it uses less digits than its factorization.

1222114025145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1758633.

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 1222114025145 its reverse (5415204112221), we get a palindrome (6637318137366).

The spelling of 1222114025145 in words is "one trillion, two hundred twenty-two billion, one hundred fourteen million, twenty-five thousand, one hundred forty-five".