1023002100550 has 96 divisors (see below), whose sum is σ = 2032923598848. Its totient is φ = 381656056320.

The previous prime is 1023002100521. The next prime is 1023002100551. The reversal of 1023002100550 is 550012003201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023002100551) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102223647 + ... + 102233653.

It is an arithmetic number, because the mean of its divisors is an integer number (21176287488).

Almost surely, 2^{1023002100550} is an apocalyptic number.

1023002100550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1023002100550 is a deficient number, since it is larger than the sum of its proper divisors (1009921498298).

1023002100550 is a wasteful number, since it uses less digits than its factorization.

1023002100550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11110 (or 11105 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

Adding to 1023002100550 its reverse (550012003201), we get a palindrome (1573014103751).

The spelling of 1023002100550 in words is "one trillion, twenty-three billion, two million, one hundred thousand, five hundred fifty".