122100222101010 has 32 divisors (see below), whose sum is σ = 300960547451712. Its totient is φ = 31680057625920.

The previous prime is 122100222100957. The next prime is 122100222101017. The reversal of 122100222101010 is 10101222001221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (122100222101017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55000098936 + ... + 55000101155.

It is an arithmetic number, because the mean of its divisors is an integer number (9405017107866).

Almost surely, 2^{122100222101010} is an apocalyptic number.

122100222101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122100222101010 is an abundant number, since it is smaller than the sum of its proper divisors (178860325350702).

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

122100222101010 is a wasteful number, since it uses less digits than its factorization.

122100222101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110000200138.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122100222101010 its reverse (10101222001221), we get a palindrome (132201444102231).

The spelling of 122100222101010 in words is "one hundred twenty-two trillion, one hundred billion, two hundred twenty-two million, one hundred one thousand, ten".