202211112222101 has 2 divisors, whose sum is σ = 202211112222102. Its totient is φ = 202211112222100.

The previous prime is 202211112222083. The next prime is 202211112222127. The reversal of 202211112222101 is 101222211112202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 194804827562500 + 7406284659601 = 13957250^2 + 2721449^2 .

It is a cyclic number.

It is not a de Polignac number, because 202211112222101 - 2³⁰ = 202210038480277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202211142222101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101105556111050 + 101105556111051.

It is an arithmetic number, because the mean of its divisors is an integer number (101105556111051).

Almost surely, 2^{202211112222101} is an apocalyptic number.

It is an amenable number.

202211112222101 is a deficient number, since it is larger than the sum of its proper divisors (1).

202211112222101 is an equidigital number, since it uses as much as digits as its factorization.

202211112222101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 202211112222101 its reverse (101222211112202), we get a palindrome (303433323334303).

The spelling of 202211112222101 in words is "two hundred two trillion, two hundred eleven billion, one hundred twelve million, two hundred twenty-two thousand, one hundred one".