10111021222011 has 16 divisors (see below), whose sum is σ = 13540274485920. Its totient is φ = 6711228887040.

The previous prime is 10111021222007. The next prime is 10111021222019. The reversal of 10111021222011 is 11022212011101.

It is a happy number.

It is not a de Polignac number, because 10111021222011 - 2² = 10111021222007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10111021222019) 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, 8537331 + ... + 9649251.

It is an arithmetic number, because the mean of its divisors is an integer number (846267155370).

Almost surely, 2^{10111021222011} is an apocalyptic number.

10111021222011 is a deficient number, since it is larger than the sum of its proper divisors (3429253263909).

10111021222011 is a wasteful number, since it uses less digits than its factorization.

10111021222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125166.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10111021222011 its reverse (11022212011101), we get a palindrome (21133233233112).

The spelling of 10111021222011 in words is "ten trillion, one hundred eleven billion, twenty-one million, two hundred twenty-two thousand, eleven".