222021102111201 has 6 divisors (see below), whose sum is σ = 320697147493970. Its totient is φ = 148014068074128.

The previous prime is 222021102111199. The next prime is 222021102111233. The reversal of 222021102111201 is 102111201120222.

222021102111201 is a `hidden beast` number, since 2 + 220 + 2 + 110 + 211 + 120 + 1 = 666.

222021102111201 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 can be written as a sum of positive squares in only one way, i.e., 220673996010000 + 1347106101201 = 14855100^2 + 1160649^2 .

It is not a de Polignac number, because 222021102111201 - 2¹ = 222021102111199 is a prime.

It is a super-2 number, since 2×222021102111201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222021102111701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12334505672836 + ... + 12334505672853.

Almost surely, 2^{222021102111201} is an apocalyptic number.

It is an amenable number.

222021102111201 is a deficient number, since it is larger than the sum of its proper divisors (98676045382769).

222021102111201 is a wasteful number, since it uses less digits than its factorization.

222021102111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24669011345695 (or 24669011345692 counting only the distinct ones).

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

Adding to 222021102111201 its reverse (102111201120222), we get a palindrome (324132303231423).

The spelling of 222021102111201 in words is "two hundred twenty-two trillion, twenty-one billion, one hundred two million, one hundred eleven thousand, two hundred one".