2290291214820 has 96 divisors (see below), whose sum is σ = 7449078395136. Its totient is φ = 514913241600.

The previous prime is 2290291214819. The next prime is 2290291214821. The reversal of 2290291214820 is 284121920922.

It is an interprime number because it is at equal distance from previous prime (2290291214819) and next prime (2290291214821).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2290291214821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44671711 + ... + 44722950.

It is an arithmetic number, because the mean of its divisors is an integer number (77594566616).

Almost surely, 2^{2290291214820} is an apocalyptic number.

2290291214820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2290291214820 is an abundant number, since it is smaller than the sum of its proper divisors (5158787180316).

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

2290291214820 is a wasteful number, since it uses less digits than its factorization.

2290291214820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89394741 (or 89394739 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 2290291214820 in words is "two trillion, two hundred ninety billion, two hundred ninety-one million, two hundred fourteen thousand, eight hundred twenty".