20210010111212 has 24 divisors (see below), whose sum is σ = 35728844748912. Its totient is φ = 10001831240000.

The previous prime is 20210010111173. The next prime is 20210010111307. The reversal of 20210010111212 is 21211101001202.

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, 6515039 + ... + 9103062.

It is an arithmetic number, because the mean of its divisors is an integer number (1488701864538).

Almost surely, 2^{20210010111212} is an apocalyptic number.

It is an amenable number.

20210010111212 is a deficient number, since it is larger than the sum of its proper divisors (15518834637700).

20210010111212 is a wasteful number, since it uses less digits than its factorization.

20210010111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15621409 (or 15621407 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20210010111212 its reverse (21211101001202), we get a palindrome (41421111112414).

The spelling of 20210010111212 in words is "twenty trillion, two hundred ten billion, ten million, one hundred eleven thousand, two hundred twelve".