222111210011001 has 16 divisors (see below), whose sum is σ = 304153709737344. Its totient is φ = 144071462571264.

The previous prime is 222111210010993. The next prime is 222111210011057. The reversal of 222111210011001 is 100110012111222.

It is a happy number.

222111210011001 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222111210011001 - 2³ = 222111210010993 is a prime.

It is a super-2 number, since 2×222111210011001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222111210011081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19739580 + ... + 28876866.

It is an arithmetic number, because the mean of its divisors is an integer number (19009606858584).

Almost surely, 2^{222111210011001} is an apocalyptic number.

It is an amenable number.

222111210011001 is a deficient number, since it is larger than the sum of its proper divisors (82042499726343).

222111210011001 is a wasteful number, since it uses less digits than its factorization.

222111210011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9356320.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 222111210011001 its reverse (100110012111222), we get a palindrome (322221222122223).

The spelling of 222111210011001 in words is "two hundred twenty-two trillion, one hundred eleven billion, two hundred ten million, eleven thousand, one".