2188990751201 has 4 divisors (see below), whose sum is σ = 2191050009792. Its totient is φ = 2186931492612.

The previous prime is 2188990751197. The next prime is 2188990751209. The reversal of 2188990751201 is 1021570998812.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2188990751201 - 2² = 2188990751197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2188990751209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1029627701 + ... + 1029629826.

It is an arithmetic number, because the mean of its divisors is an integer number (547762502448).

Almost surely, 2^{2188990751201} is an apocalyptic number.

It is an amenable number.

2188990751201 is a deficient number, since it is larger than the sum of its proper divisors (2059258591).

2188990751201 is a wasteful number, since it uses less digits than its factorization.

2188990751201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059258590.

The product of its (nonzero) digits is 725760, while the sum is 53.

The spelling of 2188990751201 in words is "two trillion, one hundred eighty-eight billion, nine hundred ninety million, seven hundred fifty-one thousand, two hundred one".