1000012211101 has 16 divisors (see below), whose sum is σ = 1067162319360. Its totient is φ = 935074483200.

The previous prime is 1000012211069. The next prime is 1000012211117. The reversal of 1000012211101 is 1011122100001.

It is not a de Polignac number, because 1000012211101 - 2⁵ = 1000012211069 is a prime.

It is a super-2 number, since 2×1000012211101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000012241101) 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, 2541060 + ... + 2908093.

It is an arithmetic number, because the mean of its divisors is an integer number (66697644960).

Almost surely, 2^{1000012211101} is an apocalyptic number.

It is an amenable number.

1000012211101 is a deficient number, since it is larger than the sum of its proper divisors (67150108259).

1000012211101 is a wasteful number, since it uses less digits than its factorization.

1000012211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5449356.

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

Adding to 1000012211101 its reverse (1011122100001), we get a palindrome (2011134311102).

The spelling of 1000012211101 in words is "one trillion, twelve million, two hundred eleven thousand, one hundred one".