29302220293 has 16 divisors (see below), whose sum is σ = 30287126016. Its totient is φ = 28335902400.

The previous prime is 29302220279. The next prime is 29302220309. The reversal of 29302220293 is 39202220392.

It is a cyclic number.

It is not a de Polignac number, because 29302220293 - 2⁹ = 29302219781 is a prime.

It is a super-2 number, since 2×29302220293² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29302220393) 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, 1181446 + ... + 1205992.

It is an arithmetic number, because the mean of its divisors is an integer number (1892945376).

Almost surely, 2^29302220293 is an apocalyptic number.

It is an amenable number.

29302220293 is a deficient number, since it is larger than the sum of its proper divisors (984905723).

29302220293 is a wasteful number, since it uses less digits than its factorization.

29302220293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24924.

The product of its (nonzero) digits is 23328, while the sum is 34.

Subtracting 29302220293 from its reverse (39202220392), we obtain a palindrome (9900000099).

The spelling of 29302220293 in words is "twenty-nine billion, three hundred two million, two hundred twenty thousand, two hundred ninety-three".