201102010212 has 24 divisors (see below), whose sum is σ = 473883947712. Its totient is φ = 66370300000.

The previous prime is 201102010199. The next prime is 201102010217. The reversal of 201102010212 is 212010201102.

It is a super-2 number, since 2×201102010212² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (201102010217) 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, 82961664 + ... + 82964087.

It is an arithmetic number, because the mean of its divisors is an integer number (19745164488).

Almost surely, 2^201102010212 is an apocalyptic number.

It is an amenable number.

201102010212 is an abundant number, since it is smaller than the sum of its proper divisors (272781937500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201102010212 is a wasteful number, since it uses less digits than its factorization.

201102010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165925859 (or 165925857 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201102010212 its reverse (212010201102), we get a palindrome (413112211314).

The spelling of 201102010212 in words is "two hundred one billion, one hundred two million, ten thousand, two hundred twelve".