2103225216656 has 80 divisors (see below), whose sum is σ = 4183395370560. Its totient is φ = 1023752970240.

The previous prime is 2103225216649. The next prime is 2103225216671. The reversal of 2103225216656 is 6566125223012.

It is a Harshad number since it is a multiple of its sum of digits (41).

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, 1050036551 + ... + 1050038553.

It is an arithmetic number, because the mean of its divisors is an integer number (52292442132).

Almost surely, 2^{2103225216656} is an apocalyptic number.

It is an amenable number.

2103225216656 is a deficient number, since it is larger than the sum of its proper divisors (2080170153904).

2103225216656 is a wasteful number, since it uses less digits than its factorization.

2103225216656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4704 (or 4698 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 2103225216656 in words is "two trillion, one hundred three billion, two hundred twenty-five million, two hundred sixteen thousand, six hundred fifty-six".