22556126700101 has 2 divisors, whose sum is σ = 22556126700102. Its totient is φ = 22556126700100.

The previous prime is 22556126699959. The next prime is 22556126700157. The reversal of 22556126700101 is 10100762165522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20018241930625 + 2537884769476 = 4474175^2 + 1593074^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22556126700101 is a prime.

It is a super-2 number, since 2×22556126700101² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22556126730101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11278063350050 + 11278063350051.

It is an arithmetic number, because the mean of its divisors is an integer number (11278063350051).

Almost surely, 2^{22556126700101} is an apocalyptic number.

It is an amenable number.

22556126700101 is a deficient number, since it is larger than the sum of its proper divisors (1).

22556126700101 is an equidigital number, since it uses as much as digits as its factorization.

22556126700101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 38.

Adding to 22556126700101 its reverse (10100762165522), we get a palindrome (32656888865623).

The spelling of 22556126700101 in words is "twenty-two trillion, five hundred fifty-six billion, one hundred twenty-six million, seven hundred thousand, one hundred one".