10240021234 has 8 divisors (see below), whose sum is σ = 16168454640. Its totient is φ = 4850536356.

The previous prime is 10240021229. The next prime is 10240021273. The reversal of 10240021234 is 43212004201.

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

It is a Harshad number since it is a multiple of its sum of digits (19).

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, 134737084 + ... + 134737159.

It is an arithmetic number, because the mean of its divisors is an integer number (2021056830).

Almost surely, 2^10240021234 is an apocalyptic number.

10240021234 is a deficient number, since it is larger than the sum of its proper divisors (5928433406).

10240021234 is a wasteful number, since it uses less digits than its factorization.

10240021234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269474264.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 10240021234 its reverse (43212004201), we get a palindrome (53452025435).

The spelling of 10240021234 in words is "ten billion, two hundred forty million, twenty-one thousand, two hundred thirty-four".