1101122121516 has 48 divisors (see below), whose sum is σ = 2652282006528. Its totient is φ = 355185028800.

The previous prime is 1101122121509. The next prime is 1101122121529. The reversal of 1101122121516 is 6151212211011.

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, 10827786 + ... + 10929006.

It is an arithmetic number, because the mean of its divisors is an integer number (55255875136).

Almost surely, 2^{1101122121516} is an apocalyptic number.

It is an amenable number.

1101122121516 is an abundant number, since it is smaller than the sum of its proper divisors (1551159885012).

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

1101122121516 is a wasteful number, since it uses less digits than its factorization.

1101122121516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130502 (or 130500 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 24.

Adding to 1101122121516 its reverse (6151212211011), we get a palindrome (7252334332527).

The spelling of 1101122121516 in words is "one trillion, one hundred one billion, one hundred twenty-two million, one hundred twenty-one thousand, five hundred sixteen".