29555966101 has 2 divisors, whose sum is σ = 29555966102. Its totient is φ = 29555966100.

The previous prime is 29555966039. The next prime is 29555966113. The reversal of 29555966101 is 10166955592.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23172755076 + 6383211025 = 152226^2 + 79895^2 .

It is a cyclic number.

It is not a de Polignac number, because 29555966101 - 2²⁵ = 29522411669 is a prime.

It is a super-2 number, since 2×29555966101² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29555966701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14777983050 + 14777983051.

It is an arithmetic number, because the mean of its divisors is an integer number (14777983051).

Almost surely, 2^29555966101 is an apocalyptic number.

It is an amenable number.

29555966101 is a deficient number, since it is larger than the sum of its proper divisors (1).

29555966101 is an equidigital number, since it uses as much as digits as its factorization.

29555966101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 729000, while the sum is 49.

The spelling of 29555966101 in words is "twenty-nine billion, five hundred fifty-five million, nine hundred sixty-six thousand, one hundred one".