2101222311029 has 2 divisors, whose sum is σ = 2101222311030. Its totient is φ = 2101222311028.

The previous prime is 2101222311017. The next prime is 2101222311037. The reversal of 2101222311029 is 9201132221012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2100186436804 + 1035874225 = 1449202^2 + 32185^2 .

It is a cyclic number.

It is not a de Polignac number, because 2101222311029 - 2³² = 2096927343733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2101222310989 and 2101222311007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101222311329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050611155514 + 1050611155515.

It is an arithmetic number, because the mean of its divisors is an integer number (1050611155515).

Almost surely, 2^{2101222311029} is an apocalyptic number.

It is an amenable number.

2101222311029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101222311029 is an equidigital number, since it uses as much as digits as its factorization.

2101222311029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 2101222311029 in words is "two trillion, one hundred one billion, two hundred twenty-two million, three hundred eleven thousand, twenty-nine".