121342023103340 has 96 divisors (see below), whose sum is σ = 277330973459904. Its totient is φ = 44328512793600.

The previous prime is 121342023103337. The next prime is 121342023103393. The reversal of 121342023103340 is 43301320243121.

It is a super-3 number, since 3×121342023103340³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35853962 + ... + 39092078.

It is an arithmetic number, because the mean of its divisors is an integer number (2888864306874).

Almost surely, 2^{121342023103340} is an apocalyptic number.

121342023103340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121342023103340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138665486729952).

121342023103340 is an abundant number, since it is smaller than the sum of its proper divisors (155988950356564).

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

121342023103340 is a wasteful number, since it uses less digits than its factorization.

121342023103340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3239667 (or 3239665 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 121342023103340 its reverse (43301320243121), we get a palindrome (164643343346461).

The spelling of 121342023103340 in words is "one hundred twenty-one trillion, three hundred forty-two billion, twenty-three million, one hundred three thousand, three hundred forty".