201001122221002 has 8 divisors (see below), whose sum is σ = 308513350385856. Its totient is φ = 98163338759052.

The previous prime is 201001122220993. The next prime is 201001122221021. The reversal of 201001122221002 is 200122221100102.

It is a happy number.

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

It is a super-2 number, since 2×201001122221002² (a number of 29 digits) contains 22 as substring.

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, 1168611175618 + ... + 1168611175789.

It is an arithmetic number, because the mean of its divisors is an integer number (38564168798232).

Almost surely, 2^{201001122221002} is an apocalyptic number.

201001122221002 is a deficient number, since it is larger than the sum of its proper divisors (107512228164854).

201001122221002 is a wasteful number, since it uses less digits than its factorization.

201001122221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2337222351452.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201001122221002 its reverse (200122221100102), we get a palindrome (401123343321104).

The spelling of 201001122221002 in words is "two hundred one trillion, one billion, one hundred twenty-two million, two hundred twenty-one thousand, two".