121345022354 has 16 divisors (see below), whose sum is σ = 182376095616. Its totient is φ = 60553038000.

The previous prime is 121345022257. The next prime is 121345022369. The reversal of 121345022354 is 453220543121.

It is a super-2 number, since 2×121345022354² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121345022354.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7171304 + ... + 7188204.

It is an arithmetic number, because the mean of its divisors is an integer number (11398505976).

Almost surely, 2^121345022354 is an apocalyptic number.

121345022354 is a deficient number, since it is larger than the sum of its proper divisors (61031073262).

121345022354 is a wasteful number, since it uses less digits than its factorization.

121345022354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23761.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 121345022354 its reverse (453220543121), we get a palindrome (574565565475).

The spelling of 121345022354 in words is "one hundred twenty-one billion, three hundred forty-five million, twenty-two thousand, three hundred fifty-four".