210021203012234 has 32 divisors (see below), whose sum is σ = 321597631808640. Its totient is φ = 102829861697472.

The previous prime is 210021203012227. The next prime is 210021203012251. The reversal of 210021203012234 is 432210302120012.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112750937 + ... + 114598499.

It is an arithmetic number, because the mean of its divisors is an integer number (10049925994020).

Almost surely, 2^{210021203012234} is an apocalyptic number.

210021203012234 is a deficient number, since it is larger than the sum of its proper divisors (111576428796406).

210021203012234 is a wasteful number, since it uses less digits than its factorization.

210021203012234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849694.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 210021203012234 its reverse (432210302120012), we get a palindrome (642231505132246).

The spelling of 210021203012234 in words is "two hundred ten trillion, twenty-one billion, two hundred three million, twelve thousand, two hundred thirty-four".