1023031232122 has 4 divisors (see below), whose sum is σ = 1534546848186. Its totient is φ = 511515616060.

The previous prime is 1023031232099. The next prime is 1023031232203. The reversal of 1023031232122 is 2212321303201.

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

It can be written as a sum of positive squares in only one way, i.e., 967156200481 + 55875031641 = 983441^2 + 236379^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1023031232093 and 1023031232102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255757808029 + ... + 255757808032.

Almost surely, 2^{1023031232122} is an apocalyptic number.

1023031232122 is a deficient number, since it is larger than the sum of its proper divisors (511515616064).

1023031232122 is an equidigital number, since it uses as much as digits as its factorization.

1023031232122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511515616063.

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

Adding to 1023031232122 its reverse (2212321303201), we get a palindrome (3235352535323).

The spelling of 1023031232122 in words is "one trillion, twenty-three billion, thirty-one million, two hundred thirty-two thousand, one hundred twenty-two".