1011101120212 has 48 divisors (see below), whose sum is σ = 1837913272272. Its totient is φ = 486372024320.

The previous prime is 1011101120149. The next prime is 1011101120273. The reversal of 1011101120212 is 2120211011101.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 76023724176 + 935077396036 = 275724^2 + 966994^2 .

It is a super-2 number, since 2×1011101120212² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011101120192 and 1011101120201.

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, 3512328 + ... + 3789280.

It is an arithmetic number, because the mean of its divisors is an integer number (38289859839).

Almost surely, 2^{1011101120212} is an apocalyptic number.

It is an amenable number.

1011101120212 is a deficient number, since it is larger than the sum of its proper divisors (826812152060).

1011101120212 is a wasteful number, since it uses less digits than its factorization.

1011101120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277308 (or 277306 counting only the distinct ones).

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

Adding to 1011101120212 its reverse (2120211011101), we get a palindrome (3131312131313).

The spelling of 1011101120212 in words is "one trillion, eleven billion, one hundred one million, one hundred twenty thousand, two hundred twelve".