1023112515422 has 8 divisors (see below), whose sum is σ = 1576146307656. Its totient is φ = 497730412872.

The previous prime is 1023112515421. The next prime is 1023112515433. The reversal of 1023112515422 is 2245152113201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023112515421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6912922328 + ... + 6912922475.

It is an arithmetic number, because the mean of its divisors is an integer number (197018288457).

Almost surely, 2^{1023112515422} is an apocalyptic number.

1023112515422 is a deficient number, since it is larger than the sum of its proper divisors (553033792234).

1023112515422 is a wasteful number, since it uses less digits than its factorization.

1023112515422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13825844842.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 1023112515422 its reverse (2245152113201), we get a palindrome (3268264628623).

The spelling of 1023112515422 in words is "one trillion, twenty-three billion, one hundred twelve million, five hundred fifteen thousand, four hundred twenty-two".