200023403034 has 96 divisors (see below), whose sum is σ = 501300152640. Its totient is φ = 52738414848.

The previous prime is 200023402987. The next prime is 200023403101. The reversal of 200023403034 is 430304320002.

It is a super-2 number, since 2×200023403034² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 200023403034.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21715822 + ... + 21725030.

It is an arithmetic number, because the mean of its divisors is an integer number (5221876590).

Almost surely, 2^200023403034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200023403034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250650076320).

200023403034 is an abundant number, since it is smaller than the sum of its proper divisors (301276749606).

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

200023403034 is a wasteful number, since it uses less digits than its factorization.

200023403034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14924 (or 14917 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 200023403034 its reverse (430304320002), we get a palindrome (630327723036).

It can be divided in two parts, 20002 and 3403034, that added together give a triangular number (3423036 = T₂₆₁₆).

The spelling of 200023403034 in words is "two hundred billion, twenty-three million, four hundred three thousand, thirty-four".