1012201112001 has 32 divisors (see below), whose sum is σ = 1361119334400. Its totient is φ = 669064965440.

The previous prime is 1012201111991. The next prime is 1012201112029. The reversal of 1012201112001 is 1002111022101.

It is a cyclic number.

It is not a de Polignac number, because 1012201112001 - 2¹⁴ = 1012201095617 is a prime.

It is a super-2 number, since 2×1012201112001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1012201112201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 496419340 + ... + 496421378.

It is an arithmetic number, because the mean of its divisors is an integer number (42534979200).

Almost surely, 2^{1012201112001} is an apocalyptic number.

It is an amenable number.

1012201112001 is a deficient number, since it is larger than the sum of its proper divisors (348918222399).

1012201112001 is a wasteful number, since it uses less digits than its factorization.

1012201112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4229.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1012201112001 its reverse (1002111022101), we get a palindrome (2014312134102).

The spelling of 1012201112001 in words is "one trillion, twelve billion, two hundred one million, one hundred twelve thousand, one".