2210025121644 has 12 divisors (see below), whose sum is σ = 5156725283864. Its totient is φ = 736675040544.

The previous prime is 2210025121639. The next prime is 2210025121657. The reversal of 2210025121644 is 4461215200122.

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

It is a super-2 number, since 2×2210025121644² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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, 92084380057 + ... + 92084380080.

Almost surely, 2^{2210025121644} is an apocalyptic number.

It is an amenable number.

2210025121644 is an abundant number, since it is smaller than the sum of its proper divisors (2946700162220).

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

2210025121644 is a wasteful number, since it uses less digits than its factorization.

2210025121644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184168760144 (or 184168760142 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The spelling of 2210025121644 in words is "two trillion, two hundred ten billion, twenty-five million, one hundred twenty-one thousand, six hundred forty-four".