212032121029 has 2 divisors, whose sum is σ = 212032121030. Its totient is φ = 212032121028.

The previous prime is 212032121003. The next prime is 212032121057. The reversal of 212032121029 is 920121230212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152332528804 + 59699592225 = 390298^2 + 244335^2 .

It is a cyclic number.

It is not a de Polignac number, because 212032121029 - 2⁵ = 212032120997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212032120994 and 212032121012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212032121069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106016060514 + 106016060515.

It is an arithmetic number, because the mean of its divisors is an integer number (106016060515).

Almost surely, 2^212032121029 is an apocalyptic number.

It is an amenable number.

212032121029 is a deficient number, since it is larger than the sum of its proper divisors (1).

212032121029 is an equidigital number, since it uses as much as digits as its factorization.

212032121029 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 212032121029 in words is "two hundred twelve billion, thirty-two million, one hundred twenty-one thousand, twenty-nine".