1011102211012 has 6 divisors (see below), whose sum is σ = 1769428869278. Its totient is φ = 505551105504.

The previous prime is 1011102211003. The next prime is 1011102211057. The reversal of 1011102211012 is 2101122011101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 905721469636 + 105380741376 = 951694^2 + 324624^2 .

It is a super-3 number, since 3×1011102211012³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1011102210983 and 1011102211001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126387776373 + ... + 126387776380.

Almost surely, 2^{1011102211012} is an apocalyptic number.

It is an amenable number.

1011102211012 is a deficient number, since it is larger than the sum of its proper divisors (758326658266).

1011102211012 is a wasteful number, since it uses less digits than its factorization.

1011102211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252775552757 (or 252775552755 counting only the distinct ones).

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

Adding to 1011102211012 its reverse (2101122011101), we get a palindrome (3112224222113).

The spelling of 1011102211012 in words is "one trillion, eleven billion, one hundred two million, two hundred eleven thousand, twelve".