22011210121002 has 16 divisors (see below), whose sum is σ = 44369053473792. Its totient is φ = 7279297835040.

The previous prime is 22011210121001. The next prime is 22011210121013. The reversal of 22011210121002 is 20012101211022.

It is a super-3 number, since 3×22011210121002³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22011210121001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14443050499 + ... + 14443052022.

It is an arithmetic number, because the mean of its divisors is an integer number (2773065842112).

Almost surely, 2^{22011210121002} is an apocalyptic number.

22011210121002 is an abundant number, since it is smaller than the sum of its proper divisors (22357843352790).

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

22011210121002 is a wasteful number, since it uses less digits than its factorization.

22011210121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28886102653.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22011210121002 its reverse (20012101211022), we get a palindrome (42023311332024).

The spelling of 22011210121002 in words is "twenty-two trillion, eleven billion, two hundred ten million, one hundred twenty-one thousand, two".