222011012112101 has 32 divisors (see below), whose sum is σ = 227471990473728. Its totient is φ = 216625668336000.

The previous prime is 222011012112079. The next prime is 222011012112107. The reversal of 222011012112101 is 101211210110222.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222011012112101 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 222011012112101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222011012112107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2596182521 + ... + 2596268033.

It is an arithmetic number, because the mean of its divisors is an integer number (7108499702304).

Almost surely, 2^{222011012112101} is an apocalyptic number.

It is an amenable number.

222011012112101 is a deficient number, since it is larger than the sum of its proper divisors (5460978361627).

222011012112101 is a wasteful number, since it uses less digits than its factorization.

222011012112101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86681.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 222011012112101 its reverse (101211210110222), we get a palindrome (323222222222323).

The spelling of 222011012112101 in words is "two hundred twenty-two trillion, eleven billion, twelve million, one hundred twelve thousand, one hundred one".