102021232221123 has 8 divisors (see below), whose sum is σ = 136028428140288. Its totient is φ = 68014095558024.

The previous prime is 102021232221119. The next prime is 102021232221203. The reversal of 102021232221123 is 321122232120201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102021232221123 - 2² = 102021232221119 is a prime.

It is a super-2 number, since 2×102021232221123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102021232221093 and 102021232221102.

It is not an unprimeable number, because it can be changed into a prime (102021232221523) 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, 10627711 + ... + 17804232.

It is an arithmetic number, because the mean of its divisors is an integer number (17003553517536).

Almost surely, 2^{102021232221123} is an apocalyptic number.

102021232221123 is a deficient number, since it is larger than the sum of its proper divisors (34007195919165).

102021232221123 is a wasteful number, since it uses less digits than its factorization.

102021232221123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29628033.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 102021232221123 its reverse (321122232120201), we get a palindrome (423143464341324).

The spelling of 102021232221123 in words is "one hundred two trillion, twenty-one billion, two hundred thirty-two million, two hundred twenty-one thousand, one hundred twenty-three".