201001020212 has 24 divisors (see below), whose sum is σ = 357550448640. Its totient is φ = 98844046560.

The previous prime is 201001020179. The next prime is 201001020229. The reversal of 201001020212 is 212020100102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201001020193 and 201001020202.

It is a congruent number.

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, 3279989 + ... + 3340707.

It is an arithmetic number, because the mean of its divisors is an integer number (14897935360).

Almost surely, 2^201001020212 is an apocalyptic number.

It is an amenable number.

201001020212 is a deficient number, since it is larger than the sum of its proper divisors (156549428428).

201001020212 is a wasteful number, since it uses less digits than its factorization.

201001020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74351 (or 74349 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 201001020212 its reverse (212020100102), we get a palindrome (413021120314).

The spelling of 201001020212 in words is "two hundred one billion, one million, twenty thousand, two hundred twelve".