107721122 has 8 divisors (see below), whose sum is σ = 164630556. Its totient is φ = 52844272.

The previous prime is 107721113. The next prime is 107721137. The reversal of 107721122 is 221127701.

It can be written as a sum of positive squares in 2 ways, for example, as 101223721 + 6497401 = 10061^2 + 2549^2 .

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

It is a super-3 number, since 3×107721122³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508013 + ... + 508224.

Almost surely, 2^107721122 is an apocalyptic number.

107721122 is a deficient number, since it is larger than the sum of its proper divisors (56909434).

107721122 is a wasteful number, since it uses less digits than its factorization.

107721122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016292.

The product of its (nonzero) digits is 392, while the sum is 23.

The square root of 107721122 is about 10378.8786484861. The cubic root of 107721122 is about 475.8100629814.

Adding to 107721122 its reverse (221127701), we get a palindrome (328848823).

The spelling of 107721122 in words is "one hundred seven million, seven hundred twenty-one thousand, one hundred twenty-two".