1023123420332 has 12 divisors (see below), whose sum is σ = 1928194138416. Its totient is φ = 472210809360.

The previous prime is 1023123420323. The next prime is 1023123420343. The reversal of 1023123420332 is 2330243213201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9837725144 + ... + 9837725247.

It is an arithmetic number, because the mean of its divisors is an integer number (160682844868).

Almost surely, 2^{1023123420332} is an apocalyptic number.

It is an amenable number.

1023123420332 is a deficient number, since it is larger than the sum of its proper divisors (905070718084).

1023123420332 is a wasteful number, since it uses less digits than its factorization.

1023123420332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19675450408 (or 19675450406 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 1023123420332 its reverse (2330243213201), we get a palindrome (3353366633533).

The spelling of 1023123420332 in words is "one trillion, twenty-three billion, one hundred twenty-three million, four hundred twenty thousand, three hundred thirty-two".