29959991293111 has 16 divisors (see below), whose sum is σ = 33300634435488. Its totient is φ = 26722193097600.

The previous prime is 29959991293109. The next prime is 29959991293181. The reversal of 29959991293111 is 11139219995992.

It is not a de Polignac number, because 29959991293111 - 2¹ = 29959991293109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29959991293181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77919145 + ... + 78302701.

It is an arithmetic number, because the mean of its divisors is an integer number (2081289652218).

Almost surely, 2^{29959991293111} is an apocalyptic number.

29959991293111 is a deficient number, since it is larger than the sum of its proper divisors (3340643142377).

29959991293111 is a wasteful number, since it uses less digits than its factorization.

29959991293111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517602.

The product of its digits is 31886460, while the sum is 70.

The spelling of 29959991293111 in words is "twenty-nine trillion, nine hundred fifty-nine billion, nine hundred ninety-one million, two hundred ninety-three thousand, one hundred eleven".