202022101001002 has 4 divisors (see below), whose sum is σ = 303033151501506. Its totient is φ = 101011050500500.

The previous prime is 202022101000939. The next prime is 202022101001011. The reversal of 202022101001002 is 200100101220202.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 155563031745081 + 46459069255921 = 12472491^2 + 6816089^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505525250249 + ... + 50505525250252.

Almost surely, 2^{202022101001002} is an apocalyptic number.

202022101001002 is a deficient number, since it is larger than the sum of its proper divisors (101011050500504).

202022101001002 is a wasteful number, since it uses less digits than its factorization.

202022101001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101011050500503.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 202022101001002 its reverse (200100101220202), we get a palindrome (402122202221204).

The spelling of 202022101001002 in words is "two hundred two trillion, twenty-two billion, one hundred one million, one thousand, two".