2211213011129 has 2 divisors, whose sum is σ = 2211213011130. Its totient is φ = 2211213011128.

The previous prime is 2211213011123. The next prime is 2211213011141. The reversal of 2211213011129 is 9211103121122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1252082671225 + 959130339904 = 1118965^2 + 979352^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211213011129 - 2²⁸ = 2210944575673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2211213011098 and 2211213011107.

It is not a weakly prime, because it can be changed into another prime (2211213011123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105606505564 + 1105606505565.

It is an arithmetic number, because the mean of its divisors is an integer number (1105606505565).

Almost surely, 2^{2211213011129} is an apocalyptic number.

It is an amenable number.

2211213011129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211213011129 is an equidigital number, since it uses as much as digits as its factorization.

2211213011129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 2211213011129 in words is "two trillion, two hundred eleven billion, two hundred thirteen million, eleven thousand, one hundred twenty-nine".