222201321029 has 2 divisors, whose sum is σ = 222201321030. Its totient is φ = 222201321028.

The previous prime is 222201320969. The next prime is 222201321059. The reversal of 222201321029 is 920123102222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121473160900 + 100728160129 = 348530^2 + 317377^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222201321029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222201320989 and 222201321007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222201321059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111100660514 + 111100660515.

It is an arithmetic number, because the mean of its divisors is an integer number (111100660515).

Almost surely, 2^222201321029 is an apocalyptic number.

It is an amenable number.

222201321029 is a deficient number, since it is larger than the sum of its proper divisors (1).

222201321029 is an equidigital number, since it uses as much as digits as its factorization.

222201321029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 222201321029 in words is "two hundred twenty-two billion, two hundred one million, three hundred twenty-one thousand, twenty-nine".