1022111101123 has 48 divisors (see below), whose sum is σ = 1280869316640. Its totient is φ = 810249302016.

The previous prime is 1022111101117. The next prime is 1022111101127. The reversal of 1022111101123 is 3211011112201.

It is a happy number.

It is not a de Polignac number, because 1022111101123 - 2³³ = 1013521166531 is a prime.

It is a super-2 number, since 2×1022111101123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1022111101097 and 1022111101106.

It is not an unprimeable number, because it can be changed into a prime (1022111101127) 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, 22804311 + ... + 22849087.

It is an arithmetic number, because the mean of its divisors is an integer number (26684777430).

Almost surely, 2^{1022111101123} is an apocalyptic number.

1022111101123 is a deficient number, since it is larger than the sum of its proper divisors (258758215517).

1022111101123 is a wasteful number, since it uses less digits than its factorization.

1022111101123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45284 (or 45277 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1022111101123 its reverse (3211011112201), we get a palindrome (4233122213324).

The spelling of 1022111101123 in words is "one trillion, twenty-two billion, one hundred eleven million, one hundred one thousand, one hundred twenty-three".