210020220120111 has 8 divisors (see below), whose sum is σ = 280027070668800. Its totient is φ = 140013424825752.

The previous prime is 210020220120071. The next prime is 210020220120127. The reversal of 210020220120111 is 111021022020012.

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

It is not a de Polignac number, because 210020220120111 - 2³⁰ = 210019146378287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210020220140111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3935535 + ... + 20869328.

It is an arithmetic number, because the mean of its divisors is an integer number (35003383833600).

Almost surely, 2^{210020220120111} is an apocalyptic number.

210020220120111 is a deficient number, since it is larger than the sum of its proper divisors (70006850548689).

210020220120111 is a wasteful number, since it uses less digits than its factorization.

210020220120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27627165.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210020220120111 its reverse (111021022020012), we get a palindrome (321041242140123).

The spelling of 210020220120111 in words is "two hundred ten trillion, twenty billion, two hundred twenty million, one hundred twenty thousand, one hundred eleven".