1100121012001 has 8 divisors (see below), whose sum is σ = 1210752651744. Its totient is φ = 991259478720.

The previous prime is 1100121011893. The next prime is 1100121012037. The reversal of 1100121012001 is 1002101210011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100121012001 is a prime.

It is a super-2 number, since 2×1100121012001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100121012061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442525311 + ... + 442527796.

It is an arithmetic number, because the mean of its divisors is an integer number (151344081468).

Almost surely, 2^{1100121012001} is an apocalyptic number.

1100121012001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1100121012001 is a deficient number, since it is larger than the sum of its proper divisors (110631639743).

1100121012001 is a wasteful number, since it uses less digits than its factorization.

1100121012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885053231.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1100121012001 its reverse (1002101210011), we get a palindrome (2102222222012).

The spelling of 1100121012001 in words is "one trillion, one hundred billion, one hundred twenty-one million, twelve thousand, one".