1111201010212 has 6 divisors (see below), whose sum is σ = 1944601767878. Its totient is φ = 555600505104.

The previous prime is 1111201010189. The next prime is 1111201010221. The reversal of 1111201010212 is 2120101021111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 728195982336 + 383005027876 = 853344^2 + 618874^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1111201010192 and 1111201010201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138900126273 + ... + 138900126280.

Almost surely, 2^{1111201010212} is an apocalyptic number.

It is an amenable number.

1111201010212 is a deficient number, since it is larger than the sum of its proper divisors (833400757666).

1111201010212 is a wasteful number, since it uses less digits than its factorization.

1111201010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277800252557 (or 277800252555 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1111201010212 its reverse (2120101021111), we get a palindrome (3231302031323).

The spelling of 1111201010212 in words is "one trillion, one hundred eleven billion, two hundred one million, ten thousand, two hundred twelve".