202221002001022 has 4 divisors (see below), whose sum is σ = 303331503001536. Its totient is φ = 101110501000510.

The previous prime is 202221002001013. The next prime is 202221002001091. The reversal of 202221002001022 is 220100200122202.

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 = 202221002000987 and 202221002001005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50555250500254 + ... + 50555250500257.

It is an arithmetic number, because the mean of its divisors is an integer number (75832875750384).

Almost surely, 2^{202221002001022} is an apocalyptic number.

202221002001022 is a deficient number, since it is larger than the sum of its proper divisors (101110501000514).

202221002001022 is a wasteful number, since it uses less digits than its factorization.

202221002001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101110501000513.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202221002001022 its reverse (220100200122202), we get a palindrome (422321202123224).

The spelling of 202221002001022 in words is "two hundred two trillion, two hundred twenty-one billion, two million, one thousand, twenty-two".