22012011020010 has 256 divisors, whose sum is σ = 61143742218240. Its totient is φ = 5015610408960.

The previous prime is 22012011019969. The next prime is 22012011020057. The reversal of 22012011020010 is 1002011021022.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 451346647 + ... + 451395413.

It is an arithmetic number, because the mean of its divisors is an integer number (238842743040).

Almost surely, 2^{22012011020010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22012011020010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30571871109120).

22012011020010 is an abundant number, since it is smaller than the sum of its proper divisors (39131731198230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22012011020010 is a wasteful number, since it uses less digits than its factorization.

22012011020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49373.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22012011020010 its reverse (1002011021022), we get a palindrome (23014022041032).

The spelling of 22012011020010 in words is "twenty-two trillion, twelve billion, eleven million, twenty thousand, ten".