102210001010091 has 12 divisors (see below), whose sum is σ = 158993334904768. Its totient is φ = 62898462159984.

The previous prime is 102210001010083. The next prime is 102210001010107. The reversal of 102210001010091 is 190010100012201.

It is a happy number.

It is not a de Polignac number, because 102210001010091 - 2³ = 102210001010083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102210001010071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 436794875995 + ... + 436794876228.

Almost surely, 2^{102210001010091} is an apocalyptic number.

102210001010091 is a deficient number, since it is larger than the sum of its proper divisors (56783333894677).

102210001010091 is a wasteful number, since it uses less digits than its factorization.

102210001010091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873589752242 (or 873589752239 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 102210001010091 its reverse (190010100012201), we get a palindrome (292220101022292).

The spelling of 102210001010091 in words is "one hundred two trillion, two hundred ten billion, one million, ten thousand, ninety-one".