1102120023 has 16 divisors (see below), whose sum is σ = 1547568000. Its totient is φ = 695746080.

The previous prime is 1102119961. The next prime is 1102120039. The reversal of 1102120023 is 3200212011.

It is not a de Polignac number, because 1102120023 - 2⁶ = 1102119959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1102119990 and 1102120008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102120093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185113 + ... + 190973.

It is an arithmetic number, because the mean of its divisors is an integer number (96723000).

Almost surely, 2^1102120023 is an apocalyptic number.

1102120023 is a deficient number, since it is larger than the sum of its proper divisors (445447977).

1102120023 is a wasteful number, since it uses less digits than its factorization.

1102120023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9182.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1102120023 is about 33198.1930682982. The cubic root of 1102120023 is about 1032.9428588373.

Adding to 1102120023 its reverse (3200212011), we get a palindrome (4302332034).

The spelling of 1102120023 in words is "one billion, one hundred two million, one hundred twenty thousand, twenty-three".