202022002 has 24 divisors (see below), whose sum is σ = 379626156. Its totient is φ = 79920288.

The previous prime is 202021993. The next prime is 202022011. The reversal of 202022002 is 200220202.

It is an interprime number because it is at equal distance from previous prime (202021993) and next prime (202022011).

It can be written as a sum of positive squares in 2 ways, for example, as 196588441 + 5433561 = 14021^2 + 2331^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 202022002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78013 + ... + 80560.

Almost surely, 2^202022002 is an apocalyptic number.

202022002 is a deficient number, since it is larger than the sum of its proper divisors (177604154).

202022002 is a wasteful number, since it uses less digits than its factorization.

202022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158602 (or 158595 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 202022002 is about 14213.4444101351. Note that the first 4 decimals coincide. The cubic root of 202022002 is about 586.7677330329.

Adding to 202022002 its reverse (200220202), we get a palindrome (402242204).

It can be divided in two parts, 20202 and 2002, that multiplied together give a palindrome (40444404).

The spelling of 202022002 in words is "two hundred two million, twenty-two thousand, two".