10111221099964 has 12 divisors (see below), whose sum is σ = 17694666549000. Its totient is φ = 5055602085968.

The previous prime is 10111221099961. The next prime is 10111221099977. The reversal of 10111221099964 is 46999012211101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111221099961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1122642 + ... + 4634950.

It is an arithmetic number, because the mean of its divisors is an integer number (1474555545750).

Almost surely, 2^{10111221099964} is an apocalyptic number.

It is an amenable number.

10111221099964 is a deficient number, since it is larger than the sum of its proper divisors (7583445449036).

10111221099964 is a wasteful number, since it uses less digits than its factorization.

10111221099964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4232012 (or 4232010 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 46.

The spelling of 10111221099964 in words is "ten trillion, one hundred eleven billion, two hundred twenty-one million, ninety-nine thousand, nine hundred sixty-four".