20010100031234 has 8 divisors (see below), whose sum is σ = 30747226877388. Its totient is φ = 9761024405440.

The previous prime is 20010100031227. The next prime is 20010100031263. The reversal of 20010100031234 is 43213000101002.

It can be written as a sum of positive squares in 2 ways, for example, as 16518818992225 + 3491281039009 = 4064335^2 + 1868497^2 .

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, 122012804987 + ... + 122012805150.

Almost surely, 2^{20010100031234} is an apocalyptic number.

20010100031234 is a deficient number, since it is larger than the sum of its proper divisors (10737126846154).

20010100031234 is a wasteful number, since it uses less digits than its factorization.

20010100031234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244025610180.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20010100031234 its reverse (43213000101002), we get a palindrome (63223100132236).

The spelling of 20010100031234 in words is "twenty trillion, ten billion, one hundred million, thirty-one thousand, two hundred thirty-four".