222212200111101 has 48 divisors (see below), whose sum is σ = 328172401521328. Its totient is φ = 144848254924800.

The previous prime is 222212200111091. The next prime is 222212200111129. The reversal of 222212200111101 is 101111002212222.

222212200111101 is a `hidden beast` number, since 222 + 212 + 20 + 0 + 111 + 101 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 29664689040900 + 192547511070201 = 5446530^2 + 13876149^2 .

It is not a de Polignac number, because 222212200111101 - 2⁶ = 222212200111037 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 (222212200111151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 241703445 + ... + 242621061.

Almost surely, 2^{222212200111101} is an apocalyptic number.

It is an amenable number.

222212200111101 is a deficient number, since it is larger than the sum of its proper divisors (105960201410227).

222212200111101 is a wasteful number, since it uses less digits than its factorization.

222212200111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920302 (or 920299 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 222212200111101 its reverse (101111002212222), we get a palindrome (323323202323323).

The spelling of 222212200111101 in words is "two hundred twenty-two trillion, two hundred twelve billion, two hundred million, one hundred eleven thousand, one hundred one".