2121010022002 has 8 divisors (see below), whose sum is σ = 3188896739712. Its totient is φ = 1058044442100.

The previous prime is 2121010021979. The next prime is 2121010022003. The reversal of 2121010022002 is 2002200101212.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (2121010022003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1230283374 + ... + 1230285097.

It is an arithmetic number, because the mean of its divisors is an integer number (398612092464).

Almost surely, 2^{2121010022002} is an apocalyptic number.

2121010022002 is a deficient number, since it is larger than the sum of its proper divisors (1067886717710).

2121010022002 is a wasteful number, since it uses less digits than its factorization.

2121010022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2460568904.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2121010022002 its reverse (2002200101212), we get a palindrome (4123210123214).

The spelling of 2121010022002 in words is "two trillion, one hundred twenty-one billion, ten million, twenty-two thousand, two".