202001022221001 has 8 divisors (see below), whose sum is σ = 273899691147360. Its totient is φ = 132384850720992.

The previous prime is 202001022220979. The next prime is 202001022221057. The reversal of 202001022221001 is 100122220100202.

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

It is not a de Polignac number, because 202001022221001 - 2¹³ = 202001022212809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202001022271001) 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, 570624356380 + ... + 570624356733.

It is an arithmetic number, because the mean of its divisors is an integer number (34237461393420).

Almost surely, 2^{202001022221001} is an apocalyptic number.

It is an amenable number.

202001022221001 is a deficient number, since it is larger than the sum of its proper divisors (71898668926359).

202001022221001 is a wasteful number, since it uses less digits than its factorization.

202001022221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141248713175.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202001022221001 its reverse (100122220100202), we get a palindrome (302123242321203).

The spelling of 202001022221001 in words is "two hundred two trillion, one billion, twenty-two million, two hundred twenty-one thousand, one".