222011211004 has 48 divisors (see below), whose sum is σ = 443841866496. Its totient is φ = 96182979200.

The previous prime is 222011210957. The next prime is 222011211007. The reversal of 222011211004 is 400112110222.

It is a super-2 number, since 2×222011211004² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222011211007) 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, 105982 + ... + 674725.

It is an arithmetic number, because the mean of its divisors is an integer number (9246705552).

Almost surely, 2^222011211004 is an apocalyptic number.

It is an amenable number.

222011211004 is a deficient number, since it is larger than the sum of its proper divisors (221830655492).

222011211004 is a wasteful number, since it uses less digits than its factorization.

222011211004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781026 (or 781024 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222011211004 its reverse (400112110222), we get a palindrome (622123321226).

The spelling of 222011211004 in words is "two hundred twenty-two billion, eleven million, two hundred eleven thousand, four".