2011001021212 has 6 divisors (see below), whose sum is σ = 3519251787128. Its totient is φ = 1005500510604.

The previous prime is 2011001021179. The next prime is 2011001021221. The reversal of 2011001021212 is 2121201001102.

It is a junction number, because it is equal to n+sod(n) for n = 2011001021192 and 2011001021201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251375127648 + ... + 251375127655.

Almost surely, 2^{2011001021212} is an apocalyptic number.

It is an amenable number.

2011001021212 is a deficient number, since it is larger than the sum of its proper divisors (1508250765916).

2011001021212 is a wasteful number, since it uses less digits than its factorization.

2011001021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502750255307 (or 502750255305 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2011001021212 its reverse (2121201001102), we get a palindrome (4132202022314).

The spelling of 2011001021212 in words is "two trillion, eleven billion, one million, twenty-one thousand, two hundred twelve".