101021002121212 has 12 divisors (see below), whose sum is σ = 176832517848336. Its totient is φ = 50497425593120.

The previous prime is 101021002121189. The next prime is 101021002121219. The reversal of 101021002121212 is 212121200120101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101021002121219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3268849489 + ... + 3268880392.

It is an arithmetic number, because the mean of its divisors is an integer number (14736043154028).

Almost surely, 2^{101021002121212} is an apocalyptic number.

It is an amenable number.

101021002121212 is a deficient number, since it is larger than the sum of its proper divisors (75811515727124).

101021002121212 is a wasteful number, since it uses less digits than its factorization.

101021002121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6537733748 (or 6537733746 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 101021002121212 its reverse (212121200120101), we get a palindrome (313142202241313).

The spelling of 101021002121212 in words is "one hundred one trillion, twenty-one billion, two million, one hundred twenty-one thousand, two hundred twelve".