120001122021212 has 12 divisors (see below), whose sum is σ = 210181299124776. Its totient is φ = 59949322271280.

The previous prime is 120001122021103. The next prime is 120001122021223. The reversal of 120001122021212 is 212120221100021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12809679563 + ... + 12809688930.

It is an arithmetic number, because the mean of its divisors is an integer number (17515108260398).

Almost surely, 2^{120001122021212} is an apocalyptic number.

It is an amenable number.

120001122021212 is a deficient number, since it is larger than the sum of its proper divisors (90180177103564).

120001122021212 is a wasteful number, since it uses less digits than its factorization.

120001122021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25619369668 (or 25619369666 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120001122021212 its reverse (212120221100021), we get a palindrome (332121343121233).

The spelling of 120001122021212 in words is "one hundred twenty trillion, one billion, one hundred twenty-two million, twenty-one thousand, two hundred twelve".