2101120001222 has 8 divisors (see below), whose sum is σ = 3438196365672. Its totient is φ = 955054546000.

The previous prime is 2101120001209. The next prime is 2101120001263. The reversal of 2101120001222 is 2221000211012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2101120001197 and 2101120001206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47752727279 + ... + 47752727322.

It is an arithmetic number, because the mean of its divisors is an integer number (429774545709).

Almost surely, 2^{2101120001222} is an apocalyptic number.

2101120001222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2101120001222 is a deficient number, since it is larger than the sum of its proper divisors (1337076364450).

2101120001222 is a wasteful number, since it uses less digits than its factorization.

2101120001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95505454614.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2101120001222 its reverse (2221000211012), we get a palindrome (4322120212234).

The spelling of 2101120001222 in words is "two trillion, one hundred one billion, one hundred twenty million, one thousand, two hundred twenty-two".