11222202123 has 96 divisors (see below), whose sum is σ = 19341504000. Its totient is φ = 6193635840.

The previous prime is 11222202109. The next prime is 11222202169. The reversal of 11222202123 is 32120222211.

It is not a de Polignac number, because 11222202123 - 2⁶ = 11222202059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11222202096 and 11222202105.

It is not an unprimeable number, because it can be changed into a prime (11222202923) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22310290 + ... + 22310792.

It is an arithmetic number, because the mean of its divisors is an integer number (201474000).

Almost surely, 2^11222202123 is an apocalyptic number.

11222202123 is a deficient number, since it is larger than the sum of its proper divisors (8119301877).

11222202123 is a wasteful number, since it uses less digits than its factorization.

11222202123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977 (or 974 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11222202123 its reverse (32120222211), we get a palindrome (43342424334).

The spelling of 11222202123 in words is "eleven billion, two hundred twenty-two million, two hundred two thousand, one hundred twenty-three".