120001110010221 has 16 divisors (see below), whose sum is σ = 174589301839680. Its totient is φ = 72710348488320.

The previous prime is 120001110010139. The next prime is 120001110010283. The reversal of 120001110010221 is 122010011100021.

It is not a de Polignac number, because 120001110010221 - 2³³ = 119992520075629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120001110010197 and 120001110010206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120001110010021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 439785856 + ... + 440058633.

It is an arithmetic number, because the mean of its divisors is an integer number (10911831364980).

Almost surely, 2^{120001110010221} is an apocalyptic number.

120001110010221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120001110010221 is a deficient number, since it is larger than the sum of its proper divisors (54588191829459).

120001110010221 is a wasteful number, since it uses less digits than its factorization.

120001110010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879848636.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120001110010221 its reverse (122010011100021), we get a palindrome (242011121110242).

The spelling of 120001110010221 in words is "one hundred twenty trillion, one billion, one hundred ten million, ten thousand, two hundred twenty-one".