2122642680825 has 48 divisors (see below), whose sum is σ = 3592104802880. Its totient is φ = 1105424167680.

The previous prime is 2122642680799. The next prime is 2122642680841. The reversal of 2122642680825 is 5280862462212.

It is a happy number.

It is not a de Polignac number, because 2122642680825 - 2⁸ = 2122642680569 is a prime.

It is a super-2 number, since 2×2122642680825² (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 47 ways as a sum of consecutive naturals, for example, 11092659 + ... + 11282391.

Almost surely, 2^{2122642680825} is an apocalyptic number.

2122642680825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2122642680825 is a deficient number, since it is larger than the sum of its proper divisors (1469462122055).

2122642680825 is a wasteful number, since it uses less digits than its factorization.

2122642680825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193258 (or 193253 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 48.

The spelling of 2122642680825 in words is "two trillion, one hundred twenty-two billion, six hundred forty-two million, six hundred eighty thousand, eight hundred twenty-five".