123102022 has 4 divisors (see below), whose sum is σ = 184653036. Its totient is φ = 61551010.

The previous prime is 123102011. The next prime is 123102029. The reversal of 123102022 is 220201321.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 123101993 and 123102011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123102029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30775504 + ... + 30775507.

It is an arithmetic number, because the mean of its divisors is an integer number (46163259).

Almost surely, 2^123102022 is an apocalyptic number.

123102022 is a deficient number, since it is larger than the sum of its proper divisors (61551014).

123102022 is an equidigital number, since it uses as much as digits as its factorization.

123102022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61551013.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 123102022 is about 11095.1350600162. The cubic root of 123102022 is about 497.4564452666.

Adding to 123102022 its reverse (220201321), we get a palindrome (343303343).

The spelling of 123102022 in words is "one hundred twenty-three million, one hundred two thousand, twenty-two".