1022104155 has 16 divisors (see below), whose sum is σ = 1635828480. Its totient is φ = 544968288.

The previous prime is 1022104151. The next prime is 1022104157. The reversal of 1022104155 is 5514012201.

It is not a de Polignac number, because 1022104155 - 2² = 1022104151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1022104151) 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, 62904 + ... + 77466.

It is an arithmetic number, because the mean of its divisors is an integer number (102239280).

Almost surely, 2^1022104155 is an apocalyptic number.

1022104155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1022104155 is a deficient number, since it is larger than the sum of its proper divisors (613724325).

1022104155 is a wasteful number, since it uses less digits than its factorization.

1022104155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19250.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1022104155 is about 31970.3636982753. The cubic root of 1022104155 is about 1007.3144204774.

Adding to 1022104155 its reverse (5514012201), we get a palindrome (6536116356).

The spelling of 1022104155 in words is "one billion, twenty-two million, one hundred four thousand, one hundred fifty-five".