211210020210122 has 16 divisors (see below), whose sum is σ = 319773619713600. Its totient is φ = 104623368819552.

The previous prime is 211210020210109. The next prime is 211210020210131. The reversal of 211210020210122 is 221012020012112.

It is a self number, because there is not a number n which added to its sum of digits gives 211210020210122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1138702208 + ... + 1138887675.

It is an arithmetic number, because the mean of its divisors is an integer number (19985851232100).

Almost surely, 2^{211210020210122} is an apocalyptic number.

211210020210122 is a deficient number, since it is larger than the sum of its proper divisors (108563599503478).

211210020210122 is a wasteful number, since it uses less digits than its factorization.

211210020210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2277590317.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211210020210122 its reverse (221012020012112), we get a palindrome (432222040222234).

The spelling of 211210020210122 in words is "two hundred eleven trillion, two hundred ten billion, twenty million, two hundred ten thousand, one hundred twenty-two".