2002100021222 has 8 divisors (see below), whose sum is σ = 3432171464976. Its totient is φ = 858042866232.

The previous prime is 2002100021219. The next prime is 2002100021231. The reversal of 2002100021222 is 2221200012002.

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

It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 143007144373 = 2002100021222 / (2 + 0 + 0 + 2 + 1 + 0 + 0 + 0 + 2 + 1 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 2002100021197 and 2002100021206.

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, 71503572173 + ... + 71503572200.

It is an arithmetic number, because the mean of its divisors is an integer number (429021433122).

Almost surely, 2^{2002100021222} is an apocalyptic number.

2002100021222 is a deficient number, since it is larger than the sum of its proper divisors (1430071443754).

2002100021222 is a wasteful number, since it uses less digits than its factorization.

2002100021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143007144382.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2002100021222 its reverse (2221200012002), we get a palindrome (4223300033224).

The spelling of 2002100021222 in words is "two trillion, two billion, one hundred million, twenty-one thousand, two hundred twenty-two".