912212122 has 8 divisors (see below), whose sum is σ = 1368765972. Its totient is φ = 455956800.

The previous prime is 912212113. The next prime is 912212149. The reversal of 912212122 is 221212219.

912212122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 899460081 + 12752041 = 29991^2 + 3571^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 912212093 and 912212102.

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, 66829 + ... + 79312.

Almost surely, 2^912212122 is an apocalyptic number.

912212122 is a deficient number, since it is larger than the sum of its proper divisors (456553850).

912212122 is a wasteful number, since it uses less digits than its factorization.

912212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149264.

The product of its digits is 288, while the sum is 22.

The square root of 912212122 is about 30202.8495675491. The cubic root of 912212122 is about 969.8366969217.

It can be divided in two parts, 91 and 2212122, that multiplied together give a palindrome (201303102).

The spelling of 912212122 in words is "nine hundred twelve million, two hundred twelve thousand, one hundred twenty-two".