222102111201829 has 2 divisors, whose sum is σ = 222102111201830. Its totient is φ = 222102111201828.

The previous prime is 222102111201821. The next prime is 222102111201853. The reversal of 222102111201829 is 928102111201222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 194973691036804 + 27128420165025 = 13963298^2 + 5208495^2 .

It is a cyclic number.

It is not a de Polignac number, because 222102111201829 - 2³ = 222102111201821 is a prime.

It is a super-2 number, since 2×222102111201829² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222102111201794 and 222102111201803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222102111201821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111051055600914 + 111051055600915.

It is an arithmetic number, because the mean of its divisors is an integer number (111051055600915).

Almost surely, 2^{222102111201829} is an apocalyptic number.

It is an amenable number.

222102111201829 is a deficient number, since it is larger than the sum of its proper divisors (1).

222102111201829 is an equidigital number, since it uses as much as digits as its factorization.

222102111201829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 34.

The spelling of 222102111201829 in words is "two hundred twenty-two trillion, one hundred two billion, one hundred eleven million, two hundred one thousand, eight hundred twenty-nine".