21133002929 has 2 divisors, whose sum is σ = 21133002930. Its totient is φ = 21133002928.

The previous prime is 21133002887. The next prime is 21133002971. The reversal of 21133002929 is 92920033112.

It is a balanced prime because it is at equal distance from previous prime (21133002887) and next prime (21133002971).

It can be written as a sum of positive squares in only one way, i.e., 11945397025 + 9187605904 = 109295^2 + 95852^2 .

It is a cyclic number.

It is not a de Polignac number, because 21133002929 - 2¹⁶ = 21132937393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21133002895 and 21133002904.

It is not a weakly prime, because it can be changed into another prime (21133022929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10566501464 + 10566501465.

It is an arithmetic number, because the mean of its divisors is an integer number (10566501465).

Almost surely, 2^21133002929 is an apocalyptic number.

It is an amenable number.

21133002929 is a deficient number, since it is larger than the sum of its proper divisors (1).

21133002929 is an equidigital number, since it uses as much as digits as its factorization.

21133002929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 21133002929 in words is "twenty-one billion, one hundred thirty-three million, two thousand, nine hundred twenty-nine".