1103001252100 has 36 divisors (see below), whose sum is σ = 2611104784848. Its totient is φ = 401091364000.

The previous prime is 1103001252077. The next prime is 1103001252127. The reversal of 1103001252100 is 12521003011.

It is a super-2 number, since 2×1103001252100² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 501363106 + ... + 501365305.

It is an arithmetic number, because the mean of its divisors is an integer number (72530688468).

Almost surely, 2^{1103001252100} is an apocalyptic number.

1103001252100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103001252100 is an abundant number, since it is smaller than the sum of its proper divisors (1508103532748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103001252100 is a wasteful number, since it uses less digits than its factorization.

1103001252100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002728436 (or 1002728429 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

Adding to 1103001252100 its reverse (12521003011), we get a palindrome (1115522255111).

The spelling of 1103001252100 in words is "one trillion, one hundred three billion, one million, two hundred fifty-two thousand, one hundred".