22012011010 has 32 divisors (see below), whose sum is σ = 43255638144. Its totient is φ = 7998432000.

The previous prime is 22012010989. The next prime is 22012011013. The reversal of 22012011010 is 1011021022.

It is a super-2 number, since 2×22012011010² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (22012011013) 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, 76195 + ... + 223225.

It is an arithmetic number, because the mean of its divisors is an integer number (1351738692).

Almost surely, 2^22012011010 is an apocalyptic number.

22012011010 is a deficient number, since it is larger than the sum of its proper divisors (21243627134).

22012011010 is a wasteful number, since it uses less digits than its factorization.

22012011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148410.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 22012011010 its reverse (1011021022), we get a palindrome (23023032032).

The spelling of 22012011010 in words is "twenty-two billion, twelve million, eleven thousand, ten".