10021212122001 has 8 divisors (see below), whose sum is σ = 13466825739264. Its totient is φ = 6628203293040.

The previous prime is 10021212121957. The next prime is 10021212122003. The reversal of 10021212122001 is 10022121212001.

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

It is not a de Polignac number, because 10021212122001 - 2⁶ = 10021212121937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10021212122003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13151196630 + ... + 13151197391.

It is an arithmetic number, because the mean of its divisors is an integer number (1683353217408).

Almost surely, 2^{10021212122001} is an apocalyptic number.

It is an amenable number.

10021212122001 is a deficient number, since it is larger than the sum of its proper divisors (3445613617263).

10021212122001 is a wasteful number, since it uses less digits than its factorization.

10021212122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26302394151.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10021212122001 its reverse (10022121212001), we get a palindrome (20043333334002).

The spelling of 10021212122001 in words is "ten trillion, twenty-one billion, two hundred twelve million, one hundred twenty-two thousand, one".