2150220986 has 8 divisors (see below), whose sum is σ = 3269514324. Its totient is φ = 1060382880.

The previous prime is 2150220983. The next prime is 2150221009. The reversal of 2150220986 is 6890220512.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2136195961 + 14025025 = 46219^2 + 3745^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2150220983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7363625 + ... + 7363916.

Almost surely, 2^2150220986 is an apocalyptic number.

2150220986 is a deficient number, since it is larger than the sum of its proper divisors (1119293338).

2150220986 is a wasteful number, since it uses less digits than its factorization.

2150220986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14727616.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 2150220986 is about 46370.4753695711. The cubic root of 2150220986 is about 1290.7070990703.

The spelling of 2150220986 in words is "two billion, one hundred fifty million, two hundred twenty thousand, nine hundred eighty-six".