29997928910099 has 2 divisors, whose sum is σ = 29997928910100. Its totient is φ = 29997928910098.

The previous prime is 29997928910017. The next prime is 29997928910101. The reversal of 29997928910099 is 99001982979992.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 29997928910099 - 2¹² = 29997928906003 is a prime.

Together with 29997928910101, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 29997928909999 and 29997928910026.

It is not a weakly prime, because it can be changed into another prime (29997928910899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14998964455049 + 14998964455050.

It is an arithmetic number, because the mean of its divisors is an integer number (14998964455050).

Almost surely, 2^{29997928910099} is an apocalyptic number.

29997928910099 is a deficient number, since it is larger than the sum of its proper divisors (1).

29997928910099 is an equidigital number, since it uses as much as digits as its factorization.

29997928910099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1071385056, while the sum is 83.

The spelling of 29997928910099 in words is "twenty-nine trillion, nine hundred ninety-seven billion, nine hundred twenty-eight million, nine hundred ten thousand, ninety-nine".