102022212121201 has 2 divisors, whose sum is σ = 102022212121202. Its totient is φ = 102022212121200.

The previous prime is 102022212121183. The next prime is 102022212121253. The reversal of 102022212121201 is 102121212220201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82358982784225 + 19663229336976 = 9075185^2 + 4434324^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102022212121201 is a prime.

It is a super-2 number, since 2×102022212121201² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102022212151201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51011106060600 + 51011106060601.

It is an arithmetic number, because the mean of its divisors is an integer number (51011106060601).

Almost surely, 2^{102022212121201} is an apocalyptic number.

It is an amenable number.

102022212121201 is a deficient number, since it is larger than the sum of its proper divisors (1).

102022212121201 is an equidigital number, since it uses as much as digits as its factorization.

102022212121201 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 19.

Adding to 102022212121201 its reverse (102121212220201), we get a palindrome (204143424341402).

The spelling of 102022212121201 in words is "one hundred two trillion, twenty-two billion, two hundred twelve million, one hundred twenty-one thousand, two hundred one".