1101121232454 has 24 divisors (see below), whose sum is σ = 2390505756912. Its totient is φ = 366310705200.

The previous prime is 1101121232447. The next prime is 1101121232473. The reversal of 1101121232454 is 4542321211011.

1101121232454 is a `hidden beast` number, since 110 + 11 + 212 + 324 + 5 + 4 = 666.

It is a super-2 number, since 2×1101121232454² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60799497 + ... + 60817604.

It is an arithmetic number, because the mean of its divisors is an integer number (99604406538).

Almost surely, 2^{1101121232454} is an apocalyptic number.

1101121232454 is an abundant number, since it is smaller than the sum of its proper divisors (1289384524458).

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

1101121232454 is a wasteful number, since it uses less digits than its factorization.

1101121232454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121617612 (or 121617609 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 1101121232454 its reverse (4542321211011), we get a palindrome (5643442443465).

The spelling of 1101121232454 in words is "one trillion, one hundred one billion, one hundred twenty-one million, two hundred thirty-two thousand, four hundred fifty-four".