202001210122002 has 16 divisors (see below), whose sum is σ = 404003420510592. Its totient is φ = 67333569996240.

The previous prime is 202001210121979. The next prime is 202001210122009. The reversal of 202001210122002 is 200221012100202.

It is not an unprimeable number, because it can be changed into a prime (202001210122009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39039613 + ... + 43910064.

It is an arithmetic number, because the mean of its divisors is an integer number (25250213781912).

Almost surely, 2^{202001210122002} is an apocalyptic number.

202001210122002 is an abundant number, since it is smaller than the sum of its proper divisors (202002210388590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202001210122002 is a wasteful number, since it uses less digits than its factorization.

202001210122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83355553.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202001210122002 its reverse (200221012100202), we get a palindrome (402222222222204).

The spelling of 202001210122002 in words is "two hundred two trillion, one billion, two hundred ten million, one hundred twenty-two thousand, two".