2261122063450 has 24 divisors (see below), whose sum is σ = 4219210176480. Its totient is φ = 901540623600.

The previous prime is 2261122063441. The next prime is 2261122063457. The reversal of 2261122063450 is 543602211622.

It is a super-2 number, since 2×2261122063450² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2261122063457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72689340 + ... + 72720439.

It is an arithmetic number, because the mean of its divisors is an integer number (175800424020).

Almost surely, 2^{2261122063450} is an apocalyptic number.

2261122063450 is a deficient number, since it is larger than the sum of its proper divisors (1958088113030).

2261122063450 is a wasteful number, since it uses less digits than its factorization.

2261122063450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145410102 (or 145410097 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 2261122063450 in words is "two trillion, two hundred sixty-one billion, one hundred twenty-two million, sixty-three thousand, four hundred fifty".