20400133122034 has 8 divisors (see below), whose sum is σ = 30600550779948. Its totient is φ = 10199949528720.

The previous prime is 20400133122029. The next prime is 20400133122041. The reversal of 20400133122034 is 43022133100402.

It can be written as a sum of positive squares in 2 ways, for example, as 18872968555809 + 1527164566225 = 4344303^2 + 1235785^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58298097 + ... + 58646980.

Almost surely, 2^{20400133122034} is an apocalyptic number.

20400133122034 is a deficient number, since it is larger than the sum of its proper divisors (10200417657914).

20400133122034 is a wasteful number, since it uses less digits than its factorization.

20400133122034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117032300.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20400133122034 its reverse (43022133100402), we get a palindrome (63422266222436).

The spelling of 20400133122034 in words is "twenty trillion, four hundred billion, one hundred thirty-three million, one hundred twenty-two thousand, thirty-four".