1202102001010 has 16 divisors (see below), whose sum is σ = 2185207203672. Its totient is φ = 476080000000.

The previous prime is 1202102000969. The next prime is 1202102001053. The reversal of 1202102001010 is 101002012021.

It can be written as a sum of positive squares in 4 ways, for example, as 967093261281 + 235008739729 = 983409^2 + 484777^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595098991 + ... + 595101010.

Almost surely, 2^{1202102001010} is an apocalyptic number.

1202102001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1202102001010 is a deficient number, since it is larger than the sum of its proper divisors (983105202662).

1202102001010 is a wasteful number, since it uses less digits than its factorization.

1202102001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190200109.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1202102001010 its reverse (101002012021), we get a palindrome (1303104013031).

The spelling of 1202102001010 in words is "one trillion, two hundred two billion, one hundred two million, one thousand, ten".