20403010334 has 24 divisors (see below), whose sum is σ = 35797893768. Its totient is φ = 8695829520.

The previous prime is 20403010321. The next prime is 20403010367. The reversal of 20403010334 is 43301030402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 557384 + ... + 592859.

It is an arithmetic number, because the mean of its divisors is an integer number (1491578907).

Almost surely, 2^20403010334 is an apocalyptic number.

20403010334 is a deficient number, since it is larger than the sum of its proper divisors (15394883434).

20403010334 is a wasteful number, since it uses less digits than its factorization.

20403010334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150440 (or 1150433 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 20403010334 its reverse (43301030402), we get a palindrome (63704040736).

The spelling of 20403010334 in words is "twenty billion, four hundred three million, ten thousand, three hundred thirty-four".