1212100101022 has 8 divisors (see below), whose sum is σ = 1818155889000. Its totient is φ = 606048138024.

The previous prime is 1212100101019. The next prime is 1212100101089. The reversal of 1212100101022 is 2201010012121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1212100100993 and 1212100101011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46129 + ... + 1557667.

It is an arithmetic number, because the mean of its divisors is an integer number (227269486125).

Almost surely, 2^{1212100101022} is an apocalyptic number.

1212100101022 is a deficient number, since it is larger than the sum of its proper divisors (606055787978).

1212100101022 is a wasteful number, since it uses less digits than its factorization.

1212100101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912490.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1212100101022 its reverse (2201010012121), we get a palindrome (3413110113143).

The spelling of 1212100101022 in words is "one trillion, two hundred twelve billion, one hundred million, one hundred one thousand, twenty-two".