2212696920 has 384 divisors, whose sum is σ = 8142336000. Its totient is φ = 479001600.

The previous prime is 2212696877. The next prime is 2212696921. The reversal of 2212696920 is 296962122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212696921) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11118981 + ... + 11119179.

It is an arithmetic number, because the mean of its divisors is an integer number (21204000).

Almost surely, 2^2212696920 is an apocalyptic number.

2212696920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2212696920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4071168000).

2212696920 is an abundant number, since it is smaller than the sum of its proper divisors (5929639080).

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

2212696920 is a wasteful number, since it uses less digits than its factorization.

2212696920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 2212696920 is about 47039.3124949759. The cubic root of 2212696920 is about 1303.0886951453.

The spelling of 2212696920 in words is "two billion, two hundred twelve million, six hundred ninety-six thousand, nine hundred twenty".