10112001021001 has 16 divisors (see below), whose sum is σ = 11212859116800. Its totient is φ = 9041427158400.

The previous prime is 10112001020959. The next prime is 10112001021019. The reversal of 10112001021001 is 10012010021101.

It is a cyclic number.

It is not a de Polignac number, because 10112001021001 - 2²¹ = 10111998923849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10112001027001) 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, 9766080 + ... + 10751758.

It is an arithmetic number, because the mean of its divisors is an integer number (700803694800).

Almost surely, 2^{10112001021001} is an apocalyptic number.

10112001021001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10112001021001 is a deficient number, since it is larger than the sum of its proper divisors (1100858095799).

10112001021001 is a wasteful number, since it uses less digits than its factorization.

10112001021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001040.

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

Adding to 10112001021001 its reverse (10012010021101), we get a palindrome (20124011042102).

The spelling of 10112001021001 in words is "ten trillion, one hundred twelve billion, one million, twenty-one thousand, one".