101213222029 has 2 divisors, whose sum is σ = 101213222030. Its totient is φ = 101213222028.

The previous prime is 101213221999. The next prime is 101213222081. The reversal of 101213222029 is 920222312101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100804980004 + 408242025 = 317498^2 + 20205^2 .

It is a cyclic number.

It is not a de Polignac number, because 101213222029 - 2¹¹ = 101213219981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101213221994 and 101213222012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101213222729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606611014 + 50606611015.

It is an arithmetic number, because the mean of its divisors is an integer number (50606611015).

Almost surely, 2^101213222029 is an apocalyptic number.

It is an amenable number.

101213222029 is a deficient number, since it is larger than the sum of its proper divisors (1).

101213222029 is an equidigital number, since it uses as much as digits as its factorization.

101213222029 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 25.

The spelling of 101213222029 in words is "one hundred one billion, two hundred thirteen million, two hundred twenty-two thousand, twenty-nine".