1102121021002 has 8 divisors (see below), whose sum is σ = 1710187791300. Its totient is φ = 532058423904.

The previous prime is 1102121020999. The next prime is 1102121021021. The reversal of 1102121021002 is 2001201212011.

It can be written as a sum of positive squares in 2 ways, for example, as 1078708654881 + 23412366121 = 1038609^2 + 153011^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×1102121021002⁴ (a number of 49 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9501043227 + ... + 9501043342.

Almost surely, 2^{1102121021002} is an apocalyptic number.

1102121021002 is a deficient number, since it is larger than the sum of its proper divisors (608066770298).

1102121021002 is a wasteful number, since it uses less digits than its factorization.

1102121021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19002086600.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1102121021002 its reverse (2001201212011), we get a palindrome (3103322233013).

The spelling of 1102121021002 in words is "one trillion, one hundred two billion, one hundred twenty-one million, twenty-one thousand, two".