10111221202153 has 2 divisors, whose sum is σ = 10111221202154. Its totient is φ = 10111221202152.

The previous prime is 10111221202139. The next prime is 10111221202213. The reversal of 10111221202153 is 35120212211101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7495066994944 + 2616154207209 = 2737712^2 + 1617453^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10111221202153 is a prime.

It is not a weakly prime, because it can be changed into another prime (10111221202253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055610601076 + 5055610601077.

It is an arithmetic number, because the mean of its divisors is an integer number (5055610601077).

Almost surely, 2^{10111221202153} is an apocalyptic number.

It is an amenable number.

10111221202153 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111221202153 is an equidigital number, since it uses as much as digits as its factorization.

10111221202153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 10111221202153 its reverse (35120212211101), we get a palindrome (45231433413254).

The spelling of 10111221202153 in words is "ten trillion, one hundred eleven billion, two hundred twenty-one million, two hundred two thousand, one hundred fifty-three".