1051023372105 has 64 divisors (see below), whose sum is σ = 1994929896960. Its totient is φ = 462316302336.

The previous prime is 1051023372103. The next prime is 1051023372107. The reversal of 1051023372105 is 5012733201501.

It is an interprime number because it is at equal distance from previous prime (1051023372103) and next prime (1051023372107).

It is not a de Polignac number, because 1051023372105 - 2¹ = 1051023372103 is a prime.

It is a super-2 number, since 2×1051023372105² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051023372103) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 303169 + ... + 1481201.

It is an arithmetic number, because the mean of its divisors is an integer number (31170779640).

Almost surely, 2^{1051023372105} is an apocalyptic number.

1051023372105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1051023372105 is a deficient number, since it is larger than the sum of its proper divisors (943906524855).

1051023372105 is a wasteful number, since it uses less digits than its factorization.

1051023372105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178370.

The product of its (nonzero) digits is 6300, while the sum is 30.

Adding to 1051023372105 its reverse (5012733201501), we get a palindrome (6063756573606).

The spelling of 1051023372105 in words is "one trillion, fifty-one billion, twenty-three million, three hundred seventy-two thousand, one hundred five".