202311143034 has 128 divisors (see below), whose sum is σ = 553520314368. Its totient is φ = 47590882560.

The previous prime is 202311143003. The next prime is 202311143053. The reversal of 202311143034 is 430341113202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 202311142995 and 202311143013.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 537 + ... + 636099.

It is an arithmetic number, because the mean of its divisors is an integer number (4324377456).

Almost surely, 2^202311143034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202311143034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276760157184).

202311143034 is an abundant number, since it is smaller than the sum of its proper divisors (351209171334).

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

202311143034 is a wasteful number, since it uses less digits than its factorization.

202311143034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635652.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 202311143034 its reverse (430341113202), we get a palindrome (632652256236).

The spelling of 202311143034 in words is "two hundred two billion, three hundred eleven million, one hundred forty-three thousand, thirty-four".