1021001121102 has 32 divisors (see below), whose sum is σ = 2050785123840. Its totient is φ = 338870226240.

The previous prime is 1021001121067. The next prime is 1021001121121. The reversal of 1021001121102 is 2011211001201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13903293 + ... + 13976535.

It is an arithmetic number, because the mean of its divisors is an integer number (64087035120).

Almost surely, 2^{1021001121102} is an apocalyptic number.

1021001121102 is an abundant number, since it is smaller than the sum of its proper divisors (1029784002738).

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

1021001121102 is a wasteful number, since it uses less digits than its factorization.

1021001121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83208.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1021001121102 its reverse (2011211001201), we get a palindrome (3032212122303).

The spelling of 1021001121102 in words is "one trillion, twenty-one billion, one million, one hundred twenty-one thousand, one hundred two".