1102113212144 has 40 divisors (see below), whose sum is σ = 2445902440320. Its totient is φ = 471267995328.

The previous prime is 1102113212117. The next prime is 1102113212231. The reversal of 1102113212144 is 4412123112011.

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, 11056814 + ... + 11156045.

It is an arithmetic number, because the mean of its divisors is an integer number (61147561008).

Almost surely, 2^{1102113212144} is an apocalyptic number.

1102113212144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1102113212144 is an abundant number, since it is smaller than the sum of its proper divisors (1343789228176).

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

1102113212144 is a wasteful number, since it uses less digits than its factorization.

1102113212144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22213317 (or 22213311 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 1102113212144 its reverse (4412123112011), we get a palindrome (5514236324155).

The spelling of 1102113212144 in words is "one trillion, one hundred two billion, one hundred thirteen million, two hundred twelve thousand, one hundred forty-four".