10111021234 has 8 divisors (see below), whose sum is σ = 15536447388. Its totient is φ = 4932205440.

The previous prime is 10111021231. The next prime is 10111021243. The reversal of 10111021234 is 43212011101.

10111021234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10105275625 + 5745609 = 100525^2 + 2397^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (10111021231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61652487 + ... + 61652650.

Almost surely, 2^10111021234 is an apocalyptic number.

10111021234 is a deficient number, since it is larger than the sum of its proper divisors (5425426154).

10111021234 is a wasteful number, since it uses less digits than its factorization.

10111021234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123305180.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10111021234 its reverse (43212011101), we get a palindrome (53323032335).

The spelling of 10111021234 in words is "ten billion, one hundred eleven million, twenty-one thousand, two hundred thirty-four".