123020322321332 has 6 divisors (see below), whose sum is σ = 215285564062338. Its totient is φ = 61510161160664.

The previous prime is 123020322321313. The next prime is 123020322321401. The reversal of 123020322321332 is 233123223020321.

It can be written as a sum of positive squares in only one way, i.e., 68362039841956 + 54658282479376 = 8268134^2 + 7393124^2 .

It is a junction number, because it is equal to n+sod(n) for n = 123020322321295 and 123020322321304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15377540290163 + ... + 15377540290170.

It is an arithmetic number, because the mean of its divisors is an integer number (35880927343723).

Almost surely, 2^{123020322321332} is an apocalyptic number.

It is an amenable number.

123020322321332 is a deficient number, since it is larger than the sum of its proper divisors (92265241741006).

123020322321332 is a wasteful number, since it uses less digits than its factorization.

123020322321332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30755080580337 (or 30755080580335 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 123020322321332 its reverse (233123223020321), we get a palindrome (356143545341653).

The spelling of 123020322321332 in words is "one hundred twenty-three trillion, twenty billion, three hundred twenty-two million, three hundred twenty-one thousand, three hundred thirty-two".