220120402310042 has 16 divisors (see below), whose sum is σ = 355596516183552. Its totient is φ = 101589059046960.

The previous prime is 220120402309993. The next prime is 220120402310057. The reversal of 220120402310042 is 240013204021022.

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, 206658098 + ... + 207720509.

It is an arithmetic number, because the mean of its divisors is an integer number (22224782261472).

Almost surely, 2^{220120402310042} is an apocalyptic number.

220120402310042 is a deficient number, since it is larger than the sum of its proper divisors (135476113873510).

220120402310042 is a wasteful number, since it uses less digits than its factorization.

220120402310042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414399053.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 220120402310042 its reverse (240013204021022), we get a palindrome (460133606331064).

The spelling of 220120402310042 in words is "two hundred twenty trillion, one hundred twenty billion, four hundred two million, three hundred ten thousand, forty-two".