10111021331234 has 8 divisors (see below), whose sum is σ = 15200310465900. Its totient is φ = 5044251175936.

The previous prime is 10111021331171. The next prime is 10111021331249. The reversal of 10111021331234 is 43213312011101.

It can be written as a sum of positive squares in 2 ways, for example, as 9958776997009 + 152244334225 = 3155753^2 + 390185^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5629743719 + ... + 5629745514.

Almost surely, 2^{10111021331234} is an apocalyptic number.

10111021331234 is a deficient number, since it is larger than the sum of its proper divisors (5089289134666).

10111021331234 is a wasteful number, since it uses less digits than its factorization.

10111021331234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11259489684.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 10111021331234 its reverse (43213312011101), we get a palindrome (53324333342335).

The spelling of 10111021331234 in words is "ten trillion, one hundred eleven billion, twenty-one million, three hundred thirty-one thousand, two hundred thirty-four".