1011402513200 has 60 divisors (see below), whose sum is σ = 2438542120488. Its totient is φ = 403121241600.

The previous prime is 1011402513113. The next prime is 1011402513227. The reversal of 1011402513200 is 23152041101.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 4386722 + ... + 4611521.

Almost surely, 2^{1011402513200} is an apocalyptic number.

1011402513200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011402513200 is an abundant number, since it is smaller than the sum of its proper divisors (1427139607288).

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

1011402513200 is a wasteful number, since it uses less digits than its factorization.

1011402513200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8998542 (or 8998531 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 1011402513200 its reverse (23152041101), we get a palindrome (1034554554301).

The spelling of 1011402513200 in words is "one trillion, eleven billion, four hundred two million, five hundred thirteen thousand, two hundred".