201006521122404 has 24 divisors (see below), whose sum is σ = 469044906539328. Its totient is φ = 66997932195040.

The previous prime is 201006521122333. The next prime is 201006521122457. The reversal of 201006521122404 is 404221125600102.

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, 529991592 + ... + 530370719.

It is an arithmetic number, because the mean of its divisors is an integer number (19543537772472).

Almost surely, 2^{201006521122404} is an apocalyptic number.

It is an amenable number.

201006521122404 is an abundant number, since it is smaller than the sum of its proper divisors (268038385416924).

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

201006521122404 is a wasteful number, since it uses less digits than its factorization.

201006521122404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060378115 (or 1060378113 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 201006521122404 its reverse (404221125600102), we get a palindrome (605227646722506).

The spelling of 201006521122404 in words is "two hundred one trillion, six billion, five hundred twenty-one million, one hundred twenty-two thousand, four hundred four".