29500991101 has 6 divisors (see below), whose sum is σ = 30839410910. Its totient is φ = 28218338808.

The previous prime is 29500991099. The next prime is 29500991119. The reversal of 29500991101 is 10119900592.

It can be written as a sum of positive squares in only one way, i.e., 27134655076 + 2366336025 = 164726^2 + 48645^2 .

It is not a de Polignac number, because 29500991101 - 2¹ = 29500991099 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 (29500997101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27883206 + ... + 27884263.

Almost surely, 2^29500991101 is an apocalyptic number.

It is an amenable number.

29500991101 is a deficient number, since it is larger than the sum of its proper divisors (1338419809).

29500991101 is an equidigital number, since it uses as much as digits as its factorization.

29500991101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55767515 (or 55767492 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 37.

The spelling of 29500991101 in words is "twenty-nine billion, five hundred million, nine hundred ninety-one thousand, one hundred one".