1013442555100 has 72 divisors (see below), whose sum is σ = 2267729293536. Its totient is φ = 392870400000.

The previous prime is 1013442555061. The next prime is 1013442555107. The reversal of 1013442555100 is 15552443101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013442555107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199381 + ... + 1437580.

It is an arithmetic number, because the mean of its divisors is an integer number (31496240188).

Almost surely, 2^{1013442555100} is an apocalyptic number.

1013442555100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013442555100 is an abundant number, since it is smaller than the sum of its proper divisors (1254286738436).

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

1013442555100 is a wasteful number, since it uses less digits than its factorization.

1013442555100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637167 (or 1637160 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 1013442555100 its reverse (15552443101), we get a palindrome (1028994998201).

The spelling of 1013442555100 in words is "one trillion, thirteen billion, four hundred forty-two million, five hundred fifty-five thousand, one hundred".