102220011331123 has 48 divisors (see below), whose sum is σ = 121793973041664. Its totient is φ = 85502389371840.

The previous prime is 102220011331013. The next prime is 102220011331159. The reversal of 102220011331123 is 321133110022201.

It is not a de Polignac number, because 102220011331123 - 2²⁹ = 102219474460211 is a prime.

It is a super-2 number, since 2×102220011331123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102220011331094 and 102220011331103.

It is not an unprimeable number, because it can be changed into a prime (102220011131123) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4304532336 + ... + 4304556082.

It is an arithmetic number, because the mean of its divisors is an integer number (2537374438368).

Almost surely, 2^{102220011331123} is an apocalyptic number.

102220011331123 is a deficient number, since it is larger than the sum of its proper divisors (19573961710541).

102220011331123 is a wasteful number, since it uses less digits than its factorization.

102220011331123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29192 (or 29185 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 102220011331123 its reverse (321133110022201), we get a palindrome (423353121353324).

The spelling of 102220011331123 in words is "one hundred two trillion, two hundred twenty billion, eleven million, three hundred thirty-one thousand, one hundred twenty-three".