106215324031531 has 32 divisors (see below), whose sum is σ = 125605848001536. Its totient is φ = 88546913856000.

The previous prime is 106215324031517. The next prime is 106215324031543. The reversal of 106215324031531 is 135130423512601.

It is a cyclic number.

It is not a de Polignac number, because 106215324031531 - 2²³ = 106215315642923 is a prime.

It is a super-2 number, since 2×106215324031531² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106215324031561) 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, 9497971 + ... + 17396611.

It is an arithmetic number, because the mean of its divisors is an integer number (3925182750048).

Almost surely, 2^{106215324031531} is an apocalyptic number.

106215324031531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

106215324031531 is a deficient number, since it is larger than the sum of its proper divisors (19390523970005).

106215324031531 is a wasteful number, since it uses less digits than its factorization.

106215324031531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7899283.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 106215324031531 in words is "one hundred six trillion, two hundred fifteen billion, three hundred twenty-four million, thirty-one thousand, five hundred thirty-one".