2101110022101 has 4 divisors (see below), whose sum is σ = 2801480029472. Its totient is φ = 1400740014732.

The previous prime is 2101110022073. The next prime is 2101110022129. The reversal of 2101110022101 is 1012200111012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2101110022073) and next prime (2101110022129).

It is not a de Polignac number, because 2101110022101 - 2⁵ = 2101110022069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101120022101) 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, 350185003681 + ... + 350185003686.

It is an arithmetic number, because the mean of its divisors is an integer number (700370007368).

Almost surely, 2^{2101110022101} is an apocalyptic number.

It is an amenable number.

2101110022101 is a deficient number, since it is larger than the sum of its proper divisors (700370007371).

2101110022101 is an equidigital number, since it uses as much as digits as its factorization.

2101110022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700370007370.

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

Adding to 2101110022101 its reverse (1012200111012), we get a palindrome (3113310133113).

The spelling of 2101110022101 in words is "two trillion, one hundred one billion, one hundred ten million, twenty-two thousand, one hundred one".