1020142310 has 32 divisors (see below), whose sum is σ = 2005461504. Its totient is φ = 370540000.

The previous prime is 1020142303. The next prime is 1020142339. The reversal of 1020142310 is 132410201.

It is a super-2 number, since 2×1020142310² = 2081380665304272200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102035 + ... + 111585.

It is an arithmetic number, because the mean of its divisors is an integer number (62670672).

Almost surely, 2^1020142310 is an apocalyptic number.

1020142310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020142310 is a deficient number, since it is larger than the sum of its proper divisors (985319194).

1020142310 is a wasteful number, since it uses less digits than its factorization.

1020142310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10540.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1020142310 is about 31939.6667171090. Note that the first 3 decimals coincide. The cubic root of 1020142310 is about 1006.6695219183.

Adding to 1020142310 its reverse (132410201), we get a palindrome (1152552511).

The spelling of 1020142310 in words is "one billion, twenty million, one hundred forty-two thousand, three hundred ten".