201000012021212 has 48 divisors (see below), whose sum is σ = 373992918949440. Its totient is φ = 94310588156928.

The previous prime is 201000012021203. The next prime is 201000012021293. The reversal of 201000012021212 is 212120210000102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74888228 + ... + 77525780.

It is an arithmetic number, because the mean of its divisors is an integer number (7791519144780).

Almost surely, 2^{201000012021212} is an apocalyptic number.

It is an amenable number.

201000012021212 is a deficient number, since it is larger than the sum of its proper divisors (172992906928228).

201000012021212 is a wasteful number, since it uses less digits than its factorization.

201000012021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2653262 (or 2653260 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201000012021212 its reverse (212120210000102), we get a palindrome (413120222021314).

The spelling of 201000012021212 in words is "two hundred one trillion, twelve million, twenty-one thousand, two hundred twelve".