200023402140242 has 32 divisors (see below), whose sum is σ = 302151222476928. Its totient is φ = 99308375502336.

The previous prime is 200023402140241. The next prime is 200023402140319. The reversal of 200023402140242 is 242041204320002.

It is a super-2 number, since 2×200023402140242² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200023402140241) 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, 1656626498 + ... + 1656747234.

It is an arithmetic number, because the mean of its divisors is an integer number (9442225702404).

Almost surely, 2^{200023402140242} is an apocalyptic number.

200023402140242 is a deficient number, since it is larger than the sum of its proper divisors (102127820336686).

200023402140242 is a wasteful number, since it uses less digits than its factorization.

200023402140242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129170.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 200023402140242 its reverse (242041204320002), we get a palindrome (442064606460244).

The spelling of 200023402140242 in words is "two hundred trillion, twenty-three billion, four hundred two million, one hundred forty thousand, two hundred forty-two".