1001022201002 has 32 divisors (see below), whose sum is σ = 1560292844544. Its totient is φ = 481141440000.

The previous prime is 1001022200987. The next prime is 1001022201013. The reversal of 1001022201002 is 2001022201001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38932883 + ... + 38958585.

It is an arithmetic number, because the mean of its divisors is an integer number (48759151392).

Almost surely, 2^{1001022201002} is an apocalyptic number.

1001022201002 is a deficient number, since it is larger than the sum of its proper divisors (559270643542).

1001022201002 is a wasteful number, since it uses less digits than its factorization.

1001022201002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29894.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1001022201002 its reverse (2001022201001), we get a palindrome (3002044402003).

Subtracting 1001022201002 from its reverse (2001022201001), we obtain a palindrome (999999999999).

The spelling of 1001022201002 in words is "one trillion, one billion, twenty-two million, two hundred one thousand, two".