2212021141550 has 48 divisors (see below), whose sum is σ = 4515928319232. Its totient is φ = 799436498400.

The previous prime is 2212021141531. The next prime is 2212021141591. The reversal of 2212021141550 is 551411202122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12247334 + ... + 12426633.

It is an arithmetic number, because the mean of its divisors is an integer number (94081839984).

Almost surely, 2^{2212021141550} is an apocalyptic number.

2212021141550 is an abundant number, since it is smaller than the sum of its proper divisors (2303907177682).

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

2212021141550 is a wasteful number, since it uses less digits than its factorization.

2212021141550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24674153 (or 24674148 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 2212021141550 its reverse (551411202122), we get a palindrome (2763432343672).

The spelling of 2212021141550 in words is "two trillion, two hundred twelve billion, twenty-one million, one hundred forty-one thousand, five hundred fifty".