1023121004102 has 4 divisors (see below), whose sum is σ = 1534681506156. Its totient is φ = 511560502050.

The previous prime is 1023121004099. The next prime is 1023121004161. The reversal of 1023121004102 is 2014001213201.

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

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, 255780251024 + ... + 255780251027.

It is an arithmetic number, because the mean of its divisors is an integer number (383670376539).

Almost surely, 2^{1023121004102} is an apocalyptic number.

1023121004102 is a deficient number, since it is larger than the sum of its proper divisors (511560502054).

1023121004102 is an equidigital number, since it uses as much as digits as its factorization.

1023121004102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511560502053.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1023121004102 its reverse (2014001213201), we get a palindrome (3037122217303).

The spelling of 1023121004102 in words is "one trillion, twenty-three billion, one hundred twenty-one million, four thousand, one hundred two".