120421453702 has 16 divisors (see below), whose sum is σ = 197149344912. Its totient is φ = 54710341920.

The previous prime is 120421453687. The next prime is 120421453771. The reversal of 120421453702 is 207354124021.

It is a happy number.

It is a congruent number.

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, 1287933 + ... + 1378264.

It is an arithmetic number, because the mean of its divisors is an integer number (12321834057).

Almost surely, 2^120421453702 is an apocalyptic number.

120421453702 is a deficient number, since it is larger than the sum of its proper divisors (76727891210).

120421453702 is a wasteful number, since it uses less digits than its factorization.

120421453702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2668263.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 120421453702 its reverse (207354124021), we get a palindrome (327775577723).

The spelling of 120421453702 in words is "one hundred twenty billion, four hundred twenty-one million, four hundred fifty-three thousand, seven hundred two".