1144142221102 has 16 divisors (see below), whose sum is σ = 1787150685600. Its totient is φ = 548686605600.

The previous prime is 1144142221099. The next prime is 1144142221129. The reversal of 1144142221102 is 2011222414411.

It is a super-2 number, since 2×1144142221102² (a number of 25 digits) contains 22 as substring.

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, 65311077 + ... + 65328592.

It is an arithmetic number, because the mean of its divisors is an integer number (111696917850).

Almost surely, 2^{1144142221102} is an apocalyptic number.

1144142221102 is a deficient number, since it is larger than the sum of its proper divisors (643008464498).

1144142221102 is a wasteful number, since it uses less digits than its factorization.

1144142221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130639851.

The product of its (nonzero) digits is 1024, while the sum is 25.

Adding to 1144142221102 its reverse (2011222414411), we get a palindrome (3155364635513).

The spelling of 1144142221102 in words is "one trillion, one hundred forty-four billion, one hundred forty-two million, two hundred twenty-one thousand, one hundred two".