1011144451102 has 16 divisors (see below), whose sum is σ = 1574030114640. Its totient is φ = 486579143232.

The previous prime is 1011144451081. The next prime is 1011144451117. The reversal of 1011144451102 is 2011544411101.

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, 27830928 + ... + 27867235.

It is an arithmetic number, because the mean of its divisors is an integer number (98376882165).

Almost surely, 2^{1011144451102} is an apocalyptic number.

1011144451102 is a deficient number, since it is larger than the sum of its proper divisors (562885663538).

1011144451102 is a wasteful number, since it uses less digits than its factorization.

1011144451102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55698507.

The product of its (nonzero) digits is 640, while the sum is 25.

Adding to 1011144451102 its reverse (2011544411101), we get a palindrome (3022688862203).

The spelling of 1011144451102 in words is "one trillion, eleven billion, one hundred forty-four million, four hundred fifty-one thousand, one hundred two".