121142340322 has 32 divisors (see below), whose sum is σ = 189670806000. Its totient is φ = 57976363008.

The previous prime is 121142340311. The next prime is 121142340343. The reversal of 121142340322 is 223043241121.

It can be written as a sum of positive squares in 8 ways, for example, as 110603470041 + 10538870281 = 332571^2 + 102659^2 .

It is a super-3 number, since 3×121142340322³ (a number of 34 digits) contains 333 as substring.

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, 2072554 + ... + 2130202.

Almost surely, 2^121142340322 is an apocalyptic number.

121142340322 is a deficient number, since it is larger than the sum of its proper divisors (68528465678).

121142340322 is a wasteful number, since it uses less digits than its factorization.

121142340322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58150.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 121142340322 its reverse (223043241121), we get a palindrome (344185581443).

The spelling of 121142340322 in words is "one hundred twenty-one billion, one hundred forty-two million, three hundred forty thousand, three hundred twenty-two".