1011201000100 has 72 divisors (see below), whose sum is σ = 2265417504000. Its totient is φ = 391376092800.

The previous prime is 1011201000037. The next prime is 1011201000113. The reversal of 1011201000100 is 10001021101.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26110551 + ... + 26149249.

It is an arithmetic number, because the mean of its divisors is an integer number (31464132000).

Almost surely, 2^{1011201000100} is an apocalyptic number.

1011201000100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011201000100 is an abundant number, since it is smaller than the sum of its proper divisors (1254216503900).

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

1011201000100 is a wasteful number, since it uses less digits than its factorization.

1011201000100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47173 (or 47166 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 1011201000100 its reverse (10001021101), we get a palindrome (1021202021201).

The spelling of 1011201000100 in words is "one trillion, eleven billion, two hundred one million, one hundred", and thus it is an aban number.