2101212222002 has 8 divisors (see below), whose sum is σ = 3176635800576. Its totient is φ = 1042333621812.

The previous prime is 2101212221971. The next prime is 2101212222029. The reversal of 2101212222002 is 2002222121012.

It is a happy number.

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

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, 4136244278 + ... + 4136244785.

It is an arithmetic number, because the mean of its divisors is an integer number (397079475072).

Almost surely, 2^{2101212222002} is an apocalyptic number.

2101212222002 is a deficient number, since it is larger than the sum of its proper divisors (1075423578574).

2101212222002 is a wasteful number, since it uses less digits than its factorization.

2101212222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8272489192.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2101212222002 its reverse (2002222121012), we get a palindrome (4103434343014).

The spelling of 2101212222002 in words is "two trillion, one hundred one billion, two hundred twelve million, two hundred twenty-two thousand, two".