961012212 has 12 divisors (see below), whose sum is σ = 2242361856. Its totient is φ = 320337400.

The previous prime is 961012207. The next prime is 961012253. The reversal of 961012212 is 212210169.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×961012212² = 1847088943226265888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40042164 + ... + 40042187.

It is an arithmetic number, because the mean of its divisors is an integer number (186863488).

Almost surely, 2^961012212 is an apocalyptic number.

It is an amenable number.

961012212 is an abundant number, since it is smaller than the sum of its proper divisors (1281349644).

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

961012212 is a wasteful number, since it uses less digits than its factorization.

961012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80084358 (or 80084356 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 961012212 is about 31000.1969671162. The cubic root of 961012212 is about 986.8314203716.

The spelling of 961012212 in words is "nine hundred sixty-one million, twelve thousand, two hundred twelve".