2151155343222 has 96 divisors (see below), whose sum is σ = 4741710929280. Its totient is φ = 704684292480.

The previous prime is 2151155343199. The next prime is 2151155343241. The reversal of 2151155343222 is 2223435511512.

2151155343222 is a `hidden beast` number, since 2 + 1 + 5 + 115 + 534 + 3 + 2 + 2 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1009457097 + ... + 1009459227.

It is an arithmetic number, because the mean of its divisors is an integer number (49392822180).

Almost surely, 2^{2151155343222} is an apocalyptic number.

2151155343222 is an abundant number, since it is smaller than the sum of its proper divisors (2590555586058).

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

2151155343222 is a wasteful number, since it uses less digits than its factorization.

2151155343222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4618 (or 4615 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The spelling of 2151155343222 in words is "two trillion, one hundred fifty-one billion, one hundred fifty-five million, three hundred forty-three thousand, two hundred twenty-two".