123022312132 has 24 divisors (see below), whose sum is σ = 228012392664. Its totient is φ = 57877796352.

The previous prime is 123022312109. The next prime is 123022312157. The reversal of 123022312132 is 231213220321.

It can be written as a sum of positive squares in 4 ways, for example, as 8978320516 + 114043991616 = 94754^2 + 337704^2 .

It is a super-3 number, since 3×123022312132³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30318 + ... + 496954.

It is an arithmetic number, because the mean of its divisors is an integer number (9500516361).

Almost surely, 2^123022312132 is an apocalyptic number.

It is an amenable number.

123022312132 is a deficient number, since it is larger than the sum of its proper divisors (104990080532).

123022312132 is a wasteful number, since it uses less digits than its factorization.

123022312132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470535 (or 470533 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 123022312132 its reverse (231213220321), we get a palindrome (354235532453).

The spelling of 123022312132 in words is "one hundred twenty-three billion, twenty-two million, three hundred twelve thousand, one hundred thirty-two".