2222121002002 has 16 divisors (see below), whose sum is σ = 3761584142400. Its totient is φ = 975225517840.

The previous prime is 2222121001987. The next prime is 2222121002041. The reversal of 2222121002002 is 2002001212222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1741473502 + ... + 1741474777.

It is an arithmetic number, because the mean of its divisors is an integer number (235099008900).

Almost surely, 2^{2222121002002} is an apocalyptic number.

2222121002002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2222121002002 is a deficient number, since it is larger than the sum of its proper divisors (1539463140398).

2222121002002 is a wasteful number, since it uses less digits than its factorization.

2222121002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482948321.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2222121002002 its reverse (2002001212222), we get a palindrome (4224122214224).

The spelling of 2222121002002 in words is "two trillion, two hundred twenty-two billion, one hundred twenty-one million, two thousand, two".