10211012022111 has 4 divisors (see below), whose sum is σ = 13614682696152. Its totient is φ = 6807341348072.

The previous prime is 10211012022083. The next prime is 10211012022139. The reversal of 10211012022111 is 11122021011201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10211012022083) and next prime (10211012022139).

It is a cyclic number.

It is not a de Polignac number, because 10211012022111 - 2³³ = 10202422087519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211012022181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1701835337016 + ... + 1701835337021.

It is an arithmetic number, because the mean of its divisors is an integer number (3403670674038).

Almost surely, 2^{10211012022111} is an apocalyptic number.

10211012022111 is a deficient number, since it is larger than the sum of its proper divisors (3403670674041).

10211012022111 is an equidigital number, since it uses as much as digits as its factorization.

10211012022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403670674040.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10211012022111 its reverse (11122021011201), we get a palindrome (21333033033312).

The spelling of 10211012022111 in words is "ten trillion, two hundred eleven billion, twelve million, twenty-two thousand, one hundred eleven".