212000101129 has 2 divisors, whose sum is σ = 212000101130. Its totient is φ = 212000101128.

The previous prime is 212000101003. The next prime is 212000101139. The reversal of 212000101129 is 921101000212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 185522302729 + 26477798400 = 430723^2 + 162720^2 .

It is a cyclic number.

It is not a de Polignac number, because 212000101129 - 2¹³ = 212000092937 is a prime.

It is not a weakly prime, because it can be changed into another prime (212000101139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106000050564 + 106000050565.

It is an arithmetic number, because the mean of its divisors is an integer number (106000050565).

Almost surely, 2^212000101129 is an apocalyptic number.

It is an amenable number.

212000101129 is a deficient number, since it is larger than the sum of its proper divisors (1).

212000101129 is an equidigital number, since it uses as much as digits as its factorization.

212000101129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 212000101129 in words is "two hundred twelve billion, one hundred one thousand, one hundred twenty-nine".