10222012111220 has 48 divisors (see below), whose sum is σ = 26419969769088. Its totient is φ = 3235098337920.

The previous prime is 10222012111127. The next prime is 10222012111243. The reversal of 10222012111220 is 2211121022201.

It is a congruent number.

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, 2808243266 + ... + 2808246905.

It is an arithmetic number, because the mean of its divisors is an integer number (550416036856).

Almost surely, 2^{10222012111220} is an apocalyptic number.

10222012111220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10222012111220 is an abundant number, since it is smaller than the sum of its proper divisors (16197957657868).

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

10222012111220 is a wasteful number, since it uses less digits than its factorization.

10222012111220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5616490200 (or 5616490198 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10222012111220 its reverse (2211121022201), we get a palindrome (12433133133421).

The spelling of 10222012111220 in words is "ten trillion, two hundred twenty-two billion, twelve million, one hundred eleven thousand, two hundred twenty".