11012100122201 has 4 divisors (see below), whose sum is σ = 11012114981904. Its totient is φ = 11012085262500.

The previous prime is 11012100122189. The next prime is 11012100122213. The reversal of 11012100122201 is 10222100121011.

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 (11012100122189) and next prime (11012100122213).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11012100122201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012100122281) 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, 6256475 + ... + 7820976.

It is an arithmetic number, because the mean of its divisors is an integer number (2753028745476).

Almost surely, 2^{11012100122201} is an apocalyptic number.

It is an amenable number.

11012100122201 is a deficient number, since it is larger than the sum of its proper divisors (14859703).

11012100122201 is an equidigital number, since it uses as much as digits as its factorization.

11012100122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14859702.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11012100122201 its reverse (10222100121011), we get a palindrome (21234200243212).

The spelling of 11012100122201 in words is "eleven trillion, twelve billion, one hundred million, one hundred twenty-two thousand, two hundred one".