12212000022101 has 4 divisors (see below), whose sum is σ = 13322181842304. Its totient is φ = 11101818201900.

The previous prime is 12212000022091. The next prime is 12212000022107. The reversal of 12212000022101 is 10122000021221.

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 a cyclic number.

It is not a de Polignac number, because 12212000022101 - 2⁶ = 12212000022037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212000022107) 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, 555090910085 + ... + 555090910106.

It is an arithmetic number, because the mean of its divisors is an integer number (3330545460576).

Almost surely, 2^{12212000022101} is an apocalyptic number.

12212000022101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12212000022101 is a deficient number, since it is larger than the sum of its proper divisors (1110181820203).

12212000022101 is a wasteful number, since it uses less digits than its factorization.

12212000022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110181820202.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12212000022101 its reverse (10122000021221), we get a palindrome (22334000043322).

The spelling of 12212000022101 in words is "twelve trillion, two hundred twelve billion, twenty-two thousand, one hundred one".