102221011121223 has 4 divisors (see below), whose sum is σ = 136294681494968. Its totient is φ = 68147340747480.

The previous prime is 102221011121219. The next prime is 102221011121227. The reversal of 102221011121223 is 322121110122201.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (102221011121219) and next prime (102221011121227).

It is not a de Polignac number, because 102221011121223 - 2² = 102221011121219 is a prime.

It is a super-2 number, since 2×102221011121223² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102221011121223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102221011121227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17036835186868 + ... + 17036835186873.

It is an arithmetic number, because the mean of its divisors is an integer number (34073670373742).

Almost surely, 2^{102221011121223} is an apocalyptic number.

102221011121223 is a deficient number, since it is larger than the sum of its proper divisors (34073670373745).

102221011121223 is an equidigital number, since it uses as much as digits as its factorization.

102221011121223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34073670373744.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 102221011121223 its reverse (322121110122201), we get a palindrome (424342121243424).

The spelling of 102221011121223 in words is "one hundred two trillion, two hundred twenty-one billion, eleven million, one hundred twenty-one thousand, two hundred twenty-three".