2215155156603 has 32 divisors (see below), whose sum is σ = 2998150848000. Its totient is φ = 1454619841536.

The previous prime is 2215155156569. The next prime is 2215155156629. The reversal of 2215155156603 is 3066515515122.

It is a happy number.

It is not a de Polignac number, because 2215155156603 - 2¹³ = 2215155148411 is a prime.

It is a super-2 number, since 2×2215155156603² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2215155156703) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84862048 + ... + 84888146.

It is an arithmetic number, because the mean of its divisors is an integer number (93692214000).

Almost surely, 2^{2215155156603} is an apocalyptic number.

2215155156603 is a deficient number, since it is larger than the sum of its proper divisors (782995691397).

2215155156603 is a wasteful number, since it uses less digits than its factorization.

2215155156603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27571.

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 2215155156603 in words is "two trillion, two hundred fifteen billion, one hundred fifty-five million, one hundred fifty-six thousand, six hundred three".