2278261803322 has 32 divisors (see below), whose sum is σ = 3579599060352. Its totient is φ = 1085443596864.

The previous prime is 2278261803127. The next prime is 2278261803343. The reversal of 2278261803322 is 2233081628722.

It is a super-2 number, since 2×2278261803322² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 34430193 + ... + 34496299.

It is an arithmetic number, because the mean of its divisors is an integer number (111862470636).

Almost surely, 2^{2278261803322} is an apocalyptic number.

2278261803322 is a deficient number, since it is larger than the sum of its proper divisors (1301337257030).

2278261803322 is a wasteful number, since it uses less digits than its factorization.

2278261803322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68982.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 2278261803322 in words is "two trillion, two hundred seventy-eight billion, two hundred sixty-one million, eight hundred three thousand, three hundred twenty-two".