212121101002 has 8 divisors (see below), whose sum is σ = 318218921856. Its totient is φ = 106048127052.

The previous prime is 212121100963. The next prime is 212121101029. The reversal of 212121101002 is 200101121212.

212121101002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×212121101002³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 6190368 + ... + 6224539.

It is an arithmetic number, because the mean of its divisors is an integer number (39777365232).

Almost surely, 2^212121101002 is an apocalyptic number.

212121101002 is a deficient number, since it is larger than the sum of its proper divisors (106097820854).

212121101002 is a wasteful number, since it uses less digits than its factorization.

212121101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12423452.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212121101002 its reverse (200101121212), we get a palindrome (412222222214).

The spelling of 212121101002 in words is "two hundred twelve billion, one hundred twenty-one million, one hundred one thousand, two".