1111021020002 has 24 divisors (see below), whose sum is σ = 1725318926928. Its totient is φ = 536562432360.

The previous prime is 1111021019987. The next prime is 1111021020047. The reversal of 1111021020002 is 2000201201111.

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, 452573 + ... + 1557839.

It is an arithmetic number, because the mean of its divisors is an integer number (71888288622).

Almost surely, 2^{1111021020002} is an apocalyptic number.

1111021020002 is a deficient number, since it is larger than the sum of its proper divisors (614297906926).

1111021020002 is a wasteful number, since it uses less digits than its factorization.

1111021020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105854 (or 1105823 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1111021020002 its reverse (2000201201111), we get a palindrome (3111222221113).

The spelling of 1111021020002 in words is "one trillion, one hundred eleven billion, twenty-one million, twenty thousand, two".