2002021201022 has 4 divisors (see below), whose sum is σ = 3003031801536. Its totient is φ = 1001010600510.

The previous prime is 2002021201021. The next prime is 2002021201079. The reversal of 2002021201022 is 2201021202002.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2002021200988 and 2002021201006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002021201021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500505300254 + ... + 500505300257.

It is an arithmetic number, because the mean of its divisors is an integer number (750757950384).

Almost surely, 2^{2002021201022} is an apocalyptic number.

2002021201022 is a deficient number, since it is larger than the sum of its proper divisors (1001010600514).

2002021201022 is a wasteful number, since it uses less digits than its factorization.

2002021201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001010600513.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2002021201022 its reverse (2201021202002), we get a palindrome (4203042403024).

The spelling of 2002021201022 in words is "two trillion, two billion, twenty-one million, two hundred one thousand, twenty-two".