122871522 has 8 divisors (see below), whose sum is σ = 245743056. Its totient is φ = 40957172.

The previous prime is 122871517. The next prime is 122871527. The reversal of 122871522 is 225178221.

It is an interprime number because it is at equal distance from previous prime (122871517) and next prime (122871527).

It is a sphenic number, since it is the product of 3 distinct primes.

122871522 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 122871522.

It is not an unprimeable number, because it can be changed into a prime (122871527) 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, 10239288 + ... + 10239299.

It is an arithmetic number, because the mean of its divisors is an integer number (30717882).

Almost surely, 2^122871522 is an apocalyptic number.

122871522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122871522 is a wasteful number, since it uses less digits than its factorization.

122871522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20478592.

The product of its digits is 4480, while the sum is 30.

The square root of 122871522 is about 11084.7427575023. The cubic root of 122871522 is about 497.1457670450.

The spelling of 122871522 in words is "one hundred twenty-two million, eight hundred seventy-one thousand, five hundred twenty-two".