10201111434 has 32 divisors (see below), whose sum is σ = 22675913280. Its totient is φ = 3399354000.

The previous prime is 10201111433. The next prime is 10201111489. The reversal of 10201111434 is 43411110201.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (10201111433) 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, 166384 + ... + 219284.

It is an arithmetic number, because the mean of its divisors is an integer number (708622290).

Almost surely, 2^10201111434 is an apocalyptic number.

10201111434 is an abundant number, since it is smaller than the sum of its proper divisors (12474801846).

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

10201111434 is a wasteful number, since it uses less digits than its factorization.

10201111434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56483 (or 56477 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 10201111434 its reverse (43411110201), we get a palindrome (53612221635).

The spelling of 10201111434 in words is "ten billion, two hundred one million, one hundred eleven thousand, four hundred thirty-four".