355770120212 has 12 divisors (see below), whose sum is σ = 670489842036. Its totient is φ = 164201593920.

The previous prime is 355770120203. The next prime is 355770120217. The reversal of 355770120212 is 212021077553.

It can be written as a sum of positive squares in 2 ways, for example, as 125212653316 + 230557466896 = 353854^2 + 480164^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355770120217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3420866489 + ... + 3420866592.

It is an arithmetic number, because the mean of its divisors is an integer number (55874153503).

Almost surely, 2^355770120212 is an apocalyptic number.

It is an amenable number.

355770120212 is a deficient number, since it is larger than the sum of its proper divisors (314719721824).

355770120212 is a wasteful number, since it uses less digits than its factorization.

355770120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6841733098 (or 6841733096 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 35.

Adding to 355770120212 its reverse (212021077553), we get a palindrome (567791197765).

The spelling of 355770120212 in words is "three hundred fifty-five billion, seven hundred seventy million, one hundred twenty thousand, two hundred twelve".