2602212251 has 4 divisors (see below), whose sum is σ = 2625240792. Its totient is φ = 2579183712.

The previous prime is 2602212247. The next prime is 2602212259. The reversal of 2602212251 is 1522122062.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1522122062 = 2 ⋅761061031.

It is a cyclic number.

It is not a de Polignac number, because 2602212251 - 2² = 2602212247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2602212259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11514101 + ... + 11514326.

It is an arithmetic number, because the mean of its divisors is an integer number (656310198).

Almost surely, 2^2602212251 is an apocalyptic number.

2602212251 is a deficient number, since it is larger than the sum of its proper divisors (23028541).

2602212251 is a wasteful number, since it uses less digits than its factorization.

2602212251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23028540.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2602212251 is about 51011.8834292560. The cubic root of 2602212251 is about 1375.4587561904.

The spelling of 2602212251 in words is "two billion, six hundred two million, two hundred twelve thousand, two hundred fifty-one".