20461021066222 has 16 divisors (see below), whose sum is σ = 33794583651072. Its totient is φ = 9213543894520.

The previous prime is 20461021066207. The next prime is 20461021066337. The reversal of 20461021066222 is 22266012016402.

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, 4346008918 + ... + 4346013625.

It is an arithmetic number, because the mean of its divisors is an integer number (2112161478192).

Almost surely, 2^{20461021066222} is an apocalyptic number.

20461021066222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20461021066222 is a deficient number, since it is larger than the sum of its proper divisors (13333562584850).

20461021066222 is a wasteful number, since it uses less digits than its factorization.

20461021066222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8692022663.

The product of its (nonzero) digits is 27648, while the sum is 34.

The spelling of 20461021066222 in words is "twenty trillion, four hundred sixty-one billion, twenty-one million, sixty-six thousand, two hundred twenty-two".