1021212201002 has 16 divisors (see below), whose sum is σ = 1752228097920. Its totient is φ = 437267719248.

The previous prime is 1021212200941. The next prime is 1021212201029. The reversal of 1021212201002 is 2001022121201.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 32871638 + ... + 32902689.

It is an arithmetic number, because the mean of its divisors is an integer number (109514256120).

Almost surely, 2^{1021212201002} is an apocalyptic number.

1021212201002 is a deficient number, since it is larger than the sum of its proper divisors (731015896918).

1021212201002 is a wasteful number, since it uses less digits than its factorization.

1021212201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65775445.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1021212201002 its reverse (2001022121201), we get a palindrome (3022234322203).

The spelling of 1021212201002 in words is "one trillion, twenty-one billion, two hundred twelve million, two hundred one thousand, two".