201022020001212 has 24 divisors (see below), whose sum is σ = 469051740367056. Its totient is φ = 67007288519808.

The previous prime is 201022020001171. The next prime is 201022020001241. The reversal of 201022020001212 is 212100020220102.

It is a junction number, because it is equal to n+sod(n) for n = 201022020001191 and 201022020001200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11931888 + ... + 23332680.

It is an arithmetic number, because the mean of its divisors is an integer number (19543822515294).

Almost surely, 2^{201022020001212} is an apocalyptic number.

It is an amenable number.

201022020001212 is an abundant number, since it is smaller than the sum of its proper divisors (268029720365844).

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

201022020001212 is a wasteful number, since it uses less digits than its factorization.

201022020001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12870157 (or 12870155 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 201022020001212 its reverse (212100020220102), we get a palindrome (413122040221314).

The spelling of 201022020001212 in words is "two hundred one trillion, twenty-two billion, twenty million, one thousand, two hundred twelve".