20203041222042 has 32 divisors (see below), whose sum is σ = 46216324490112. Its totient is φ = 5767554422784.

The previous prime is 20203041222019. The next prime is 20203041222073. The reversal of 20203041222042 is 24022214030202.

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, 197576163 + ... + 197678390.

It is an arithmetic number, because the mean of its divisors is an integer number (1444260140316).

Almost surely, 2^{20203041222042} is an apocalyptic number.

20203041222042 is an abundant number, since it is smaller than the sum of its proper divisors (26013283268070).

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

20203041222042 is a wasteful number, since it uses less digits than its factorization.

20203041222042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395255782.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 20203041222042 its reverse (24022214030202), we get a palindrome (44225255252244).

The spelling of 20203041222042 in words is "twenty trillion, two hundred three billion, forty-one million, two hundred twenty-two thousand, forty-two".