10202111234 has 16 divisors (see below), whose sum is σ = 17491372800. Its totient is φ = 4371823584.

The previous prime is 10202111233. The next prime is 10202111279. The reversal of 10202111234 is 43211120201.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10202111233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97862 + ... + 173150.

It is an arithmetic number, because the mean of its divisors is an integer number (1093210800).

Almost surely, 2^10202111234 is an apocalyptic number.

10202111234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10202111234 is a deficient number, since it is larger than the sum of its proper divisors (7289261566).

10202111234 is an equidigital number, since it uses as much as digits as its factorization.

10202111234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84977.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 10202111234 its reverse (43211120201), we get a palindrome (53413231435).

The spelling of 10202111234 in words is "ten billion, two hundred two million, one hundred eleven thousand, two hundred thirty-four".