1021112213102 has 16 divisors (see below), whose sum is σ = 1616224477200. Its totient is φ = 482502121920.

The previous prime is 1021112213081. The next prime is 1021112213111. The reversal of 1021112213102 is 2013122111201.

It is a happy number.

It is a congruent number.

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, 32834549 + ... + 32865632.

It is an arithmetic number, because the mean of its divisors is an integer number (101014029825).

Almost surely, 2^{1021112213102} is an apocalyptic number.

1021112213102 is a deficient number, since it is larger than the sum of its proper divisors (595112264098).

1021112213102 is a wasteful number, since it uses less digits than its factorization.

1021112213102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65700611.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1021112213102 its reverse (2013122111201), we get a palindrome (3034234324303).

The spelling of 1021112213102 in words is "one trillion, twenty-one billion, one hundred twelve million, two hundred thirteen thousand, one hundred two".