1100212505504 has 96 divisors (see below), whose sum is σ = 2587679539200. Its totient is φ = 450533041920.

The previous prime is 1100212505501. The next prime is 1100212505519. The reversal of 1100212505504 is 4055052120011.

It is not an unprimeable number, because it can be changed into a prime (1100212505501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454214 + ... + 1551365.

It is an arithmetic number, because the mean of its divisors is an integer number (26954995200).

Almost surely, 2^{1100212505504} is an apocalyptic number.

1100212505504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1100212505504 is an abundant number, since it is smaller than the sum of its proper divisors (1487467033696).

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

1100212505504 is a wasteful number, since it uses less digits than its factorization.

1100212505504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2005706 (or 2005698 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 1100212505504 its reverse (4055052120011), we get a palindrome (5155264625515).

The spelling of 1100212505504 in words is "one trillion, one hundred billion, two hundred twelve million, five hundred five thousand, five hundred four".