1023303025101 has 32 divisors (see below), whose sum is σ = 1567077304320. Its totient is φ = 581840385984.

The previous prime is 1023303025099. The next prime is 1023303025117. The reversal of 1023303025101 is 1015203033201.

It is not a de Polignac number, because 1023303025101 - 2¹ = 1023303025099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023303021101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4636411 + ... + 4852103.

It is an arithmetic number, because the mean of its divisors is an integer number (48971165760).

Almost surely, 2^{1023303025101} is an apocalyptic number.

It is an amenable number.

1023303025101 is a deficient number, since it is larger than the sum of its proper divisors (543774279219).

1023303025101 is a wasteful number, since it uses less digits than its factorization.

1023303025101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216825.

The product of its (nonzero) digits is 540, while the sum is 21.

Adding to 1023303025101 its reverse (1015203033201), we get a palindrome (2038506058302).

The spelling of 1023303025101 in words is "one trillion, twenty-three billion, three hundred three million, twenty-five thousand, one hundred one".