202021122002 has 16 divisors (see below), whose sum is σ = 346453517952. Its totient is φ = 86547582240.

The previous prime is 202021121993. The next prime is 202021122031. The reversal of 202021122002 is 200221120202.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2703374 + ... + 2777097.

It is an arithmetic number, because the mean of its divisors is an integer number (21653344872).

Almost surely, 2^202021122002 is an apocalyptic number.

202021122002 is a deficient number, since it is larger than the sum of its proper divisors (144432395950).

202021122002 is a wasteful number, since it uses less digits than its factorization.

202021122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5483113.

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

Adding to 202021122002 its reverse (200221120202), we get a palindrome (402242242204).

The spelling of 202021122002 in words is "two hundred two billion, twenty-one million, one hundred twenty-two thousand, two".