2130213225644 has 48 divisors (see below), whose sum is σ = 4607019389952. Its totient is φ = 840963839232.

The previous prime is 2130213225599. The next prime is 2130213225653. The reversal of 2130213225644 is 4465223120312.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47586542 + ... + 47631285.

It is an arithmetic number, because the mean of its divisors is an integer number (95979570624).

Almost surely, 2^{2130213225644} is an apocalyptic number.

It is an amenable number.

2130213225644 is an abundant number, since it is smaller than the sum of its proper divisors (2476806164308).

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

2130213225644 is a wasteful number, since it uses less digits than its factorization.

2130213225644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95217902 (or 95217900 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 2130213225644 its reverse (4465223120312), we get a palindrome (6595436345956).

The spelling of 2130213225644 in words is "two trillion, one hundred thirty billion, two hundred thirteen million, two hundred twenty-five thousand, six hundred forty-four".