10200021234 has 32 divisors (see below), whose sum is σ = 22014103104. Its totient is φ = 3132064320.

The previous prime is 10200021229. The next prime is 10200021239. The reversal of 10200021234 is 43212000201.

It is an interprime number because it is at equal distance from previous prime (10200021229) and next prime (10200021239).

It is a super-3 number, since 3×10200021234³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (10200021239) 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, 94869 + ... + 171464.

It is an arithmetic number, because the mean of its divisors is an integer number (687940722).

Almost surely, 2^10200021234 is an apocalyptic number.

10200021234 is an abundant number, since it is smaller than the sum of its proper divisors (11814081870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10200021234 is a wasteful number, since it uses less digits than its factorization.

10200021234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266842.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10200021234 its reverse (43212000201), we get a palindrome (53412021435).

The spelling of 10200021234 in words is "ten billion, two hundred million, twenty-one thousand, two hundred thirty-four".