121202011332 has 144 divisors (see below), whose sum is σ = 333055195200. Its totient is φ = 37032733440.

The previous prime is 121202011159. The next prime is 121202011367. The reversal of 121202011332 is 233110202121.

121202011332 is a `hidden beast` number, since 12 + 120 + 201 + 1 + 332 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4567519 + ... + 4593977.

It is an arithmetic number, because the mean of its divisors is an integer number (2312883300).

Almost surely, 2^121202011332 is an apocalyptic number.

121202011332 is a gapful number since it is divisible by the number (12) 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 121202011332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166527597600).

121202011332 is an abundant number, since it is smaller than the sum of its proper divisors (211853183868).

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

121202011332 is a wasteful number, since it uses less digits than its factorization.

121202011332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26706 (or 26701 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 121202011332 its reverse (233110202121), we get a palindrome (354312213453).

The spelling of 121202011332 in words is "one hundred twenty-one billion, two hundred two million, eleven thousand, three hundred thirty-two".