1013206897500 has 240 divisors, whose sum is σ = 3378410762496. Its totient is φ = 231443712000.

The previous prime is 1013206897499. The next prime is 1013206897519. The reversal of 1013206897500 is 57986023101.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 98012332 + ... + 98022668.

Almost surely, 2^{1013206897500} is an apocalyptic number.

1013206897500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013206897500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1689205381248).

1013206897500 is an abundant number, since it is smaller than the sum of its proper divisors (2365203864996).

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

1013206897500 is a wasteful number, since it uses less digits than its factorization.

1013206897500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12238 (or 12221 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The spelling of 1013206897500 in words is "one trillion, thirteen billion, two hundred six million, eight hundred ninety-seven thousand, five hundred".