22202120201012 has 6 divisors (see below), whose sum is σ = 38853710351778. Its totient is φ = 11101060100504.

The previous prime is 22202120200927. The next prime is 22202120201083. The reversal of 22202120201012 is 21010202120222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19900485312016 + 2301634888996 = 4460996^2 + 1517114^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775265025123 + ... + 2775265025130.

It is an arithmetic number, because the mean of its divisors is an integer number (6475618391963).

Almost surely, 2^{22202120201012} is an apocalyptic number.

It is an amenable number.

22202120201012 is a deficient number, since it is larger than the sum of its proper divisors (16651590150766).

22202120201012 is a wasteful number, since it uses less digits than its factorization.

22202120201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550530050257 (or 5550530050255 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22202120201012 its reverse (21010202120222), we get a palindrome (43212322321234).

The spelling of 22202120201012 in words is "twenty-two trillion, two hundred two billion, one hundred twenty million, two hundred one thousand, twelve".