2210121022229 has 2 divisors, whose sum is σ = 2210121022230. Its totient is φ = 2210121022228.

The previous prime is 2210121022189. The next prime is 2210121022271. The reversal of 2210121022229 is 9222201210122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2126959728100 + 83161294129 = 1458410^2 + 288377^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2210121022229 is a prime.

It is a super-3 number, since 3×2210121022229³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2210121022198 and 2210121022207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2210121522229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105060511114 + 1105060511115.

It is an arithmetic number, because the mean of its divisors is an integer number (1105060511115).

Almost surely, 2^{2210121022229} is an apocalyptic number.

It is an amenable number.

2210121022229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210121022229 is an equidigital number, since it uses as much as digits as its factorization.

2210121022229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 2210121022229 in words is "two trillion, two hundred ten billion, one hundred twenty-one million, twenty-two thousand, two hundred twenty-nine".