220212201012101 has 16 divisors (see below), whose sum is σ = 221781881188224. Its totient is φ = 218649121339584.

The previous prime is 220212201012031. The next prime is 220212201012127. The reversal of 220212201012101 is 101210102212022.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220212201012101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220212201012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220212201012151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123458135 + ... + 125229131.

It is an arithmetic number, because the mean of its divisors is an integer number (13861367574264).

Almost surely, 2^{220212201012101} is an apocalyptic number.

It is an amenable number.

220212201012101 is a deficient number, since it is larger than the sum of its proper divisors (1569680176123).

220212201012101 is a wasteful number, since it uses less digits than its factorization.

220212201012101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772860.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220212201012101 its reverse (101210102212022), we get a palindrome (321422303224123).

The spelling of 220212201012101 in words is "two hundred twenty trillion, two hundred twelve billion, two hundred one million, twelve thousand, one hundred one".