1101401223552 has 96 divisors (see below), whose sum is σ = 3622167740880. Its totient is φ = 314686061568.

The previous prime is 1101401223541. The next prime is 1101401223581. The reversal of 1101401223552 is 2553221041011.

It is a happy number.

1101401223552 is a `hidden beast` number, since 1 + 101 + 4 + 0 + 1 + 2 + 2 + 3 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68283183 + ... + 68299310.

Almost surely, 2^{1101401223552} is an apocalyptic number.

1101401223552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101401223552 is an abundant number, since it is smaller than the sum of its proper divisors (2520766517328).

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

1101401223552 is a wasteful number, since it uses less digits than its factorization.

1101401223552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136582520 (or 136582505 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 1101401223552 its reverse (2553221041011), we get a palindrome (3654622264563).

The spelling of 1101401223552 in words is "one trillion, one hundred one billion, four hundred one million, two hundred twenty-three thousand, five hundred fifty-two".