122788882 has 4 divisors (see below), whose sum is σ = 184183326. Its totient is φ = 61394440.

The previous prime is 122788877. The next prime is 122788901. The reversal of 122788882 is 288887221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 122567041 + 221841 = 11071^2 + 471^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30697219 + ... + 30697222.

Almost surely, 2^122788882 is an apocalyptic number.

122788882 is a deficient number, since it is larger than the sum of its proper divisors (61394444).

122788882 is an equidigital number, since it uses as much as digits as its factorization.

122788882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61394443.

The product of its digits is 229376, while the sum is 46.

The square root of 122788882 is about 11081.0144842429. The cubic root of 122788882 is about 497.0342865337.

It can be divided in two parts, 1227 and 88882, that added together give a palindrome (90109).

The spelling of 122788882 in words is "one hundred twenty-two million, seven hundred eighty-eight thousand, eight hundred eighty-two".