1002150022155 has 16 divisors (see below), whose sum is σ = 1604027226624. Its totient is φ = 534284281440.

The previous prime is 1002150022109. The next prime is 1002150022157. The reversal of 1002150022155 is 5512200512001.

1002150022155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1002150022155 - 2⁶ = 1002150022091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002150022157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12190819 + ... + 12272748.

It is an arithmetic number, because the mean of its divisors is an integer number (100251701664).

Almost surely, 2^{1002150022155} is an apocalyptic number.

1002150022155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1002150022155 is a deficient number, since it is larger than the sum of its proper divisors (601877204469).

1002150022155 is a wasteful number, since it uses less digits than its factorization.

1002150022155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24466306.

The product of its (nonzero) digits is 1000, while the sum is 24.

Adding to 1002150022155 its reverse (5512200512001), we get a palindrome (6514350534156).

The spelling of 1002150022155 in words is "one trillion, two billion, one hundred fifty million, twenty-two thousand, one hundred fifty-five".