2200051287 has 56 divisors (see below), whose sum is σ = 3968376960. Its totient is φ = 1190952720.

The previous prime is 2200051283. The next prime is 2200051291. The reversal of 2200051287 is 7821500022.

It is an interprime number because it is at equal distance from previous prime (2200051283) and next prime (2200051291).

It is not a de Polignac number, because 2200051287 - 2² = 2200051283 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 2200051287.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200051283) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 85612 + ... + 108302.

Almost surely, 2^2200051287 is an apocalyptic number.

2200051287 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2200051287 is a deficient number, since it is larger than the sum of its proper divisors (1768325673).

2200051287 is an equidigital number, since it uses as much as digits as its factorization.

2200051287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22735 (or 22720 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 2200051287 is about 46904.7043163050. The cubic root of 2200051287 is about 1300.6015533537.

The spelling of 2200051287 in words is "two billion, two hundred million, fifty-one thousand, two hundred eighty-seven".