22101001212203 has 2 divisors, whose sum is σ = 22101001212204. Its totient is φ = 22101001212202.

The previous prime is 22101001212193. The next prime is 22101001212239. The reversal of 22101001212203 is 30221210010122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22101001212203 - 2⁴ = 22101001212187 is a prime.

It is a super-2 number, since 2×22101001212203² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22101001218203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050500606101 + 11050500606102.

It is an arithmetic number, because the mean of its divisors is an integer number (11050500606102).

Almost surely, 2^{22101001212203} is an apocalyptic number.

22101001212203 is a deficient number, since it is larger than the sum of its proper divisors (1).

22101001212203 is an equidigital number, since it uses as much as digits as its factorization.

22101001212203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22101001212203 its reverse (30221210010122), we get a palindrome (52322211222325).

The spelling of 22101001212203 in words is "twenty-two trillion, one hundred one billion, one million, two hundred twelve thousand, two hundred three".