1021140244110 has 32 divisors (see below), whose sum is σ = 2800841812992. Its totient is φ = 233403484320.

The previous prime is 1021140244097. The next prime is 1021140244129. The reversal of 1021140244110 is 114420411201.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2431286086 + ... + 2431286505.

It is an arithmetic number, because the mean of its divisors is an integer number (87526306656).

Almost surely, 2^{1021140244110} is an apocalyptic number.

1021140244110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021140244110 is an abundant number, since it is smaller than the sum of its proper divisors (1779701568882).

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

1021140244110 is a wasteful number, since it uses less digits than its factorization.

1021140244110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4862572608.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 1021140244110 its reverse (114420411201), we get a palindrome (1135560655311).

The spelling of 1021140244110 in words is "one trillion, twenty-one billion, one hundred forty million, two hundred forty-four thousand, one hundred ten".