102202121222001 has 8 divisors (see below), whose sum is σ = 151410549958560. Its totient is φ = 68134747481316.

The previous prime is 102202121221961. The next prime is 102202121222011. The reversal of 102202121222001 is 100222121202201.

It is a happy number.

102202121222001 is a `hidden beast` number, since 1 + 0 + 220 + 212 + 12 + 220 + 0 + 1 = 666.

It is not a de Polignac number, because 102202121222001 - 2¹⁸ = 102202120959857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102202121222011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1892631874455 + ... + 1892631874508.

It is an arithmetic number, because the mean of its divisors is an integer number (18926318744820).

Almost surely, 2^{102202121222001} is an apocalyptic number.

It is an amenable number.

102202121222001 is a deficient number, since it is larger than the sum of its proper divisors (49208428736559).

102202121222001 is an equidigital number, since it uses as much as digits as its factorization.

102202121222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3785263748972 (or 3785263748966 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102202121222001 its reverse (100222121202201), we get a palindrome (202424242424202).

The spelling of 102202121222001 in words is "one hundred two trillion, two hundred two billion, one hundred twenty-one million, two hundred twenty-two thousand, one".